Merge pull request #111 from tree-sitter/mj-select

Support for 'select' loops

5 files changed, 54157 insertions, 53858 deletions

diff --git a/corpus/statements.txt b/corpus/statements.txt
index 4c9de3282..8ed98aa39 100644
--- a/corpus/statements.txt
+++ b/corpus/statements.txt
@@ -126,6 +126,41 @@ done
         value: (raw_string)))))
 
 ====================================
+Select statements
+====================================
+
+select choice in X Y $(ls); do
+  echo $choice
+  break
+done
+
+select ARG; do
+  echo $ARG
+  ARG=''
+done
+
+---
+
+(program
+  (for_statement
+    (variable_name)
+      (word)
+      (word)
+      (command_substitution (command (command_name (word))))
+    (do_group
+      (command
+        (command_name (word))
+        (simple_expansion (variable_name)))
+      (command (command_name (word)))))
+  (for_statement
+    (variable_name)
+    (do_group
+      (command
+        (command_name (word))
+        (simple_expansion (variable_name)))
+      (variable_assignment (variable_name) (raw_string)))))
+
+====================================
 C-style for statements
 ====================================
 
diff --git a/grammar.js b/grammar.js
index 458b044b5..92036a0d3 100644
--- a/grammar.js
+++ b/grammar.js
@@ -114,7 +114,7 @@ module.exports = grammar({
     )),
 
     for_statement: $ => seq(
-      'for',
+      choice('for', 'select'),
       field('variable', $._simple_variable_name),
       optional(seq(
         'in',
diff --git a/src/grammar.json b/src/grammar.json
index 7e5c0d664..8da6fc69b 100644
--- a/src/grammar.json
+++ b/src/grammar.json
@@ -265,8 +265,17 @@
       "type": "SEQ",
       "members": [
         {
-          "type": "STRING",
-          "value": "for"
+          "type": "CHOICE",
+          "members": [
+            {
+              "type": "STRING",
+              "value": "for"
+            },
+            {
+              "type": "STRING",
+              "value": "select"
+            }
+          ]
         },
         {
           "type": "FIELD",
diff --git a/src/node-types.json b/src/node-types.json
index dea1f4902..1a967a561 100644
--- a/src/node-types.json
+++ b/src/node-types.json
@@ -1612,6 +1612,10 @@
     "named": true
   },
   {
+    "type": "select",
+    "named": false
+  },
+  {
     "type": "special_variable_name",
     "named": true
   },
diff --git a/src/parser.c b/src/parser.c
index a1bae6690..2c3db3ef7 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -14,11 +14,11 @@
 #endif
 
 #define LANGUAGE_VERSION 13
-#define STATE_COUNT 3478
+#define STATE_COUNT 3481
 #define LARGE_STATE_COUNT 158
-#define SYMBOL_COUNT 162
+#define SYMBOL_COUNT 163
 #define ALIAS_COUNT 0
-#define TOKEN_COUNT 101
+#define TOKEN_COUNT 102
 #define EXTERNAL_TOKEN_COUNT 15
 #define FIELD_COUNT 19
 #define MAX_ALIAS_SEQUENCE_LENGTH 10
@@ -28,164 +28,165 @@ enum {
   sym_word = 1,
   anon_sym_LF = 2,
   anon_sym_for = 3,
-  anon_sym_in = 4,
-  anon_sym_LPAREN_LPAREN = 5,
-  anon_sym_RPAREN_RPAREN = 6,
-  anon_sym_SEMI = 7,
-  anon_sym_while = 8,
-  anon_sym_do = 9,
-  anon_sym_done = 10,
-  anon_sym_if = 11,
-  anon_sym_then = 12,
-  anon_sym_fi = 13,
-  anon_sym_elif = 14,
-  anon_sym_else = 15,
-  anon_sym_case = 16,
-  anon_sym_esac = 17,
-  anon_sym_PIPE = 18,
-  anon_sym_RPAREN = 19,
-  anon_sym_SEMI_SEMI = 20,
-  anon_sym_SEMI_AMP = 21,
-  anon_sym_SEMI_SEMI_AMP = 22,
-  anon_sym_function = 23,
-  anon_sym_LPAREN = 24,
-  anon_sym_LBRACE = 25,
-  anon_sym_RBRACE = 26,
-  anon_sym_PIPE_AMP = 27,
-  anon_sym_AMP_AMP = 28,
-  anon_sym_PIPE_PIPE = 29,
-  anon_sym_BANG = 30,
-  anon_sym_LBRACK = 31,
-  anon_sym_RBRACK = 32,
-  anon_sym_LBRACK_LBRACK = 33,
-  anon_sym_RBRACK_RBRACK = 34,
-  anon_sym_declare = 35,
-  anon_sym_typeset = 36,
-  anon_sym_export = 37,
-  anon_sym_readonly = 38,
-  anon_sym_local = 39,
-  anon_sym_unset = 40,
-  anon_sym_unsetenv = 41,
-  anon_sym_EQ_TILDE = 42,
-  anon_sym_EQ_EQ = 43,
-  anon_sym_EQ = 44,
-  anon_sym_PLUS_EQ = 45,
-  anon_sym_LT = 46,
-  anon_sym_GT = 47,
-  anon_sym_GT_GT = 48,
-  anon_sym_AMP_GT = 49,
-  anon_sym_AMP_GT_GT = 50,
-  anon_sym_LT_AMP = 51,
-  anon_sym_GT_AMP = 52,
-  anon_sym_GT_PIPE = 53,
-  anon_sym_LT_LT = 54,
-  anon_sym_LT_LT_DASH = 55,
-  anon_sym_LT_LT_LT = 56,
-  anon_sym_BANG_EQ = 57,
-  anon_sym_PLUS = 58,
-  anon_sym_DASH = 59,
-  anon_sym_DASH_EQ = 60,
-  anon_sym_LT_EQ = 61,
-  anon_sym_GT_EQ = 62,
-  anon_sym_QMARK = 63,
-  anon_sym_COLON = 64,
-  anon_sym_PLUS_PLUS = 65,
-  anon_sym_DASH_DASH = 66,
-  anon_sym_DOLLAR = 67,
-  sym__special_character = 68,
-  anon_sym_DQUOTE = 69,
-  sym__string_content = 70,
-  sym_raw_string = 71,
-  sym_ansii_c_string = 72,
-  anon_sym_POUND = 73,
-  anon_sym_DOLLAR_LBRACE = 74,
-  anon_sym_SLASH = 75,
-  anon_sym_COLON_QMARK = 76,
-  anon_sym_COLON_DASH = 77,
-  anon_sym_PERCENT = 78,
-  anon_sym_DOLLAR_LPAREN = 79,
-  anon_sym_BQUOTE = 80,
-  anon_sym_LT_LPAREN = 81,
-  anon_sym_GT_LPAREN = 82,
-  sym_comment = 83,
-  aux_sym__simple_variable_name_token1 = 84,
-  anon_sym_STAR = 85,
-  anon_sym_AT = 86,
-  anon_sym_0 = 87,
-  anon_sym__ = 88,
-  sym_test_operator = 89,
-  anon_sym_AMP = 90,
-  sym_heredoc_start = 91,
-  sym__simple_heredoc_body = 92,
-  sym__heredoc_body_beginning = 93,
-  sym__heredoc_body_middle = 94,
-  sym__heredoc_body_end = 95,
-  sym_file_descriptor = 96,
-  sym__empty_value = 97,
-  sym__concat = 98,
-  sym_variable_name = 99,
-  sym_regex = 100,
-  sym_program = 101,
-  sym__statements = 102,
-  aux_sym__statements2 = 103,
-  sym__terminated_statement = 104,
-  sym_redirected_statement = 105,
-  sym_for_statement = 106,
-  sym_c_style_for_statement = 107,
-  sym_while_statement = 108,
-  sym_do_group = 109,
-  sym_if_statement = 110,
-  sym_elif_clause = 111,
-  sym_else_clause = 112,
-  sym_case_statement = 113,
-  sym_case_item = 114,
-  sym_last_case_item = 115,
-  sym_function_definition = 116,
-  sym_compound_statement = 117,
-  sym_subshell = 118,
-  sym_pipeline = 119,
-  sym_list = 120,
-  sym_negated_command = 121,
-  sym_test_command = 122,
-  sym_declaration_command = 123,
-  sym_unset_command = 124,
-  sym_command = 125,
-  sym_command_name = 126,
-  sym_variable_assignment = 127,
-  sym_subscript = 128,
-  sym_file_redirect = 129,
-  sym_heredoc_redirect = 130,
-  sym_heredoc_body = 131,
-  sym_herestring_redirect = 132,
-  sym__expression = 133,
-  sym_binary_expression = 134,
-  sym_ternary_expression = 135,
-  sym_unary_expression = 136,
-  sym_postfix_expression = 137,
-  sym_parenthesized_expression = 138,
-  sym_concatenation = 139,
-  sym_string = 140,
-  sym_array = 141,
-  sym_simple_expansion = 142,
-  sym_string_expansion = 143,
-  sym_expansion = 144,
-  sym_command_substitution = 145,
-  sym_process_substitution = 146,
-  aux_sym__statements_repeat1 = 147,
-  aux_sym_redirected_statement_repeat1 = 148,
-  aux_sym_for_statement_repeat1 = 149,
-  aux_sym_if_statement_repeat1 = 150,
-  aux_sym_case_statement_repeat1 = 151,
-  aux_sym_case_item_repeat1 = 152,
-  aux_sym_declaration_command_repeat1 = 153,
-  aux_sym_unset_command_repeat1 = 154,
-  aux_sym_command_repeat1 = 155,
-  aux_sym_command_repeat2 = 156,
-  aux_sym_heredoc_body_repeat1 = 157,
-  aux_sym__literal_repeat1 = 158,
-  aux_sym_concatenation_repeat1 = 159,
-  aux_sym_string_repeat1 = 160,
-  aux_sym_expansion_repeat1 = 161,
+  anon_sym_select = 4,
+  anon_sym_in = 5,
+  anon_sym_LPAREN_LPAREN = 6,
+  anon_sym_RPAREN_RPAREN = 7,
+  anon_sym_SEMI = 8,
+  anon_sym_while = 9,
+  anon_sym_do = 10,
+  anon_sym_done = 11,
+  anon_sym_if = 12,
+  anon_sym_then = 13,
+  anon_sym_fi = 14,
+  anon_sym_elif = 15,
+  anon_sym_else = 16,
+  anon_sym_case = 17,
+  anon_sym_esac = 18,
+  anon_sym_PIPE = 19,
+  anon_sym_RPAREN = 20,
+  anon_sym_SEMI_SEMI = 21,
+  anon_sym_SEMI_AMP = 22,
+  anon_sym_SEMI_SEMI_AMP = 23,
+  anon_sym_function = 24,
+  anon_sym_LPAREN = 25,
+  anon_sym_LBRACE = 26,
+  anon_sym_RBRACE = 27,
+  anon_sym_PIPE_AMP = 28,
+  anon_sym_AMP_AMP = 29,
+  anon_sym_PIPE_PIPE = 30,
+  anon_sym_BANG = 31,
+  anon_sym_LBRACK = 32,
+  anon_sym_RBRACK = 33,
+  anon_sym_LBRACK_LBRACK = 34,
+  anon_sym_RBRACK_RBRACK = 35,
+  anon_sym_declare = 36,
+  anon_sym_typeset = 37,
+  anon_sym_export = 38,
+  anon_sym_readonly = 39,
+  anon_sym_local = 40,
+  anon_sym_unset = 41,
+  anon_sym_unsetenv = 42,
+  anon_sym_EQ_TILDE = 43,
+  anon_sym_EQ_EQ = 44,
+  anon_sym_EQ = 45,
+  anon_sym_PLUS_EQ = 46,
+  anon_sym_LT = 47,
+  anon_sym_GT = 48,
+  anon_sym_GT_GT = 49,
+  anon_sym_AMP_GT = 50,
+  anon_sym_AMP_GT_GT = 51,
+  anon_sym_LT_AMP = 52,
+  anon_sym_GT_AMP = 53,
+  anon_sym_GT_PIPE = 54,
+  anon_sym_LT_LT = 55,
+  anon_sym_LT_LT_DASH = 56,
+  anon_sym_LT_LT_LT = 57,
+  anon_sym_BANG_EQ = 58,
+  anon_sym_PLUS = 59,
+  anon_sym_DASH = 60,
+  anon_sym_DASH_EQ = 61,
+  anon_sym_LT_EQ = 62,
+  anon_sym_GT_EQ = 63,
+  anon_sym_QMARK = 64,
+  anon_sym_COLON = 65,
+  anon_sym_PLUS_PLUS = 66,
+  anon_sym_DASH_DASH = 67,
+  anon_sym_DOLLAR = 68,
+  sym__special_character = 69,
+  anon_sym_DQUOTE = 70,
+  sym__string_content = 71,
+  sym_raw_string = 72,
+  sym_ansii_c_string = 73,
+  anon_sym_POUND = 74,
+  anon_sym_DOLLAR_LBRACE = 75,
+  anon_sym_SLASH = 76,
+  anon_sym_COLON_QMARK = 77,
+  anon_sym_COLON_DASH = 78,
+  anon_sym_PERCENT = 79,
+  anon_sym_DOLLAR_LPAREN = 80,
+  anon_sym_BQUOTE = 81,
+  anon_sym_LT_LPAREN = 82,
+  anon_sym_GT_LPAREN = 83,
+  sym_comment = 84,
+  aux_sym__simple_variable_name_token1 = 85,
+  anon_sym_STAR = 86,
+  anon_sym_AT = 87,
+  anon_sym_0 = 88,
+  anon_sym__ = 89,
+  sym_test_operator = 90,
+  anon_sym_AMP = 91,
+  sym_heredoc_start = 92,
+  sym__simple_heredoc_body = 93,
+  sym__heredoc_body_beginning = 94,
+  sym__heredoc_body_middle = 95,
+  sym__heredoc_body_end = 96,
+  sym_file_descriptor = 97,
+  sym__empty_value = 98,
+  sym__concat = 99,
+  sym_variable_name = 100,
+  sym_regex = 101,
+  sym_program = 102,
+  sym__statements = 103,
+  aux_sym__statements2 = 104,
+  sym__terminated_statement = 105,
+  sym_redirected_statement = 106,
+  sym_for_statement = 107,
+  sym_c_style_for_statement = 108,
+  sym_while_statement = 109,
+  sym_do_group = 110,
+  sym_if_statement = 111,
+  sym_elif_clause = 112,
+  sym_else_clause = 113,
+  sym_case_statement = 114,
+  sym_case_item = 115,
+  sym_last_case_item = 116,
+  sym_function_definition = 117,
+  sym_compound_statement = 118,
+  sym_subshell = 119,
+  sym_pipeline = 120,
+  sym_list = 121,
+  sym_negated_command = 122,
+  sym_test_command = 123,
+  sym_declaration_command = 124,
+  sym_unset_command = 125,
+  sym_command = 126,
+  sym_command_name = 127,
+  sym_variable_assignment = 128,
+  sym_subscript = 129,
+  sym_file_redirect = 130,
+  sym_heredoc_redirect = 131,
+  sym_heredoc_body = 132,
+  sym_herestring_redirect = 133,
+  sym__expression = 134,
+  sym_binary_expression = 135,
+  sym_ternary_expression = 136,
+  sym_unary_expression = 137,
+  sym_postfix_expression = 138,
+  sym_parenthesized_expression = 139,
+  sym_concatenation = 140,
+  sym_string = 141,
+  sym_array = 142,
+  sym_simple_expansion = 143,
+  sym_string_expansion = 144,
+  sym_expansion = 145,
+  sym_command_substitution = 146,
+  sym_process_substitution = 147,
+  aux_sym__statements_repeat1 = 148,
+  aux_sym_redirected_statement_repeat1 = 149,
+  aux_sym_for_statement_repeat1 = 150,
+  aux_sym_if_statement_repeat1 = 151,
+  aux_sym_case_statement_repeat1 = 152,
+  aux_sym_case_item_repeat1 = 153,
+  aux_sym_declaration_command_repeat1 = 154,
+  aux_sym_unset_command_repeat1 = 155,
+  aux_sym_command_repeat1 = 156,
+  aux_sym_command_repeat2 = 157,
+  aux_sym_heredoc_body_repeat1 = 158,
+  aux_sym__literal_repeat1 = 159,
+  aux_sym_concatenation_repeat1 = 160,
+  aux_sym_string_repeat1 = 161,
+  aux_sym_expansion_repeat1 = 162,
 };
 
 static const char * const ts_symbol_names[] = {
@@ -193,6 +194,7 @@ static const char * const ts_symbol_names[] = {
   [sym_word] = "word",
   [anon_sym_LF] = "\n",
   [anon_sym_for] = "for",
+  [anon_sym_select] = "select",
   [anon_sym_in] = "in",
   [anon_sym_LPAREN_LPAREN] = "((",
   [anon_sym_RPAREN_RPAREN] = "))",
@@ -358,6 +360,7 @@ static const TSSymbol ts_symbol_map[] = {
   [sym_word] = sym_word,
   [anon_sym_LF] = anon_sym_LF,
   [anon_sym_for] = anon_sym_for,
+  [anon_sym_select] = anon_sym_select,
   [anon_sym_in] = anon_sym_in,
   [anon_sym_LPAREN_LPAREN] = anon_sym_LPAREN_LPAREN,
   [anon_sym_RPAREN_RPAREN] = anon_sym_RPAREN_RPAREN,
@@ -535,6 +538,10 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
+  [anon_sym_select] = {
+    .visible = true,
+    .named = false,
+  },
   [anon_sym_in] = {
     .visible = true,
     .named = false,
@@ -2032,10 +2039,10 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '\n') SKIP(84)
       END_STATE();
     case 41:
-      if (lookahead == '\n') SKIP(94)
+      if (lookahead == '\n') SKIP(93)
       END_STATE();
     case 42:
-      if (lookahead == '\n') SKIP(93)
+      if (lookahead == '\n') SKIP(94)
       END_STATE();
     case 43:
       if (lookahead == '\n') SKIP(77)
@@ -3037,7 +3044,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '[' ||
           lookahead == ']' ||
           lookahead == '{') ADVANCE(323);
-      if (lookahead == '\\') ADVANCE(158);
+      if (lookahead == '\\') ADVANCE(157);
       if (lookahead == '`') ADVANCE(345);
       if (lookahead == '}') ADVANCE(258);
       if (lookahead == '\t' ||
@@ -3063,7 +3070,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '[' ||
           lookahead == ']' ||
           lookahead == '{') ADVANCE(323);
-      if (lookahead == '\\') ADVANCE(157);
+      if (lookahead == '\\') ADVANCE(158);
       if (lookahead == '`') ADVANCE(345);
       if (lookahead == '}') ADVANCE(258);
       if (lookahead == '\t' ||
@@ -3581,18 +3588,18 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
     case 157:
       if (lookahead == '\t' ||
           lookahead == '\n' ||
-          lookahead == ' ') SKIP(94)
+          lookahead == ' ') SKIP(93)
       if (lookahead == 11 ||
-          lookahead == '\f') ADVANCE(397);
+          lookahead == '\f') ADVANCE(396);
       if (lookahead == '\r') SKIP(41)
       if (lookahead != 0) ADVANCE(414);
       END_STATE();
     case 158:
       if (lookahead == '\t' ||
           lookahead == '\n' ||
-          lookahead == ' ') SKIP(93)
+          lookahead == ' ') SKIP(94)
       if (lookahead == 11 ||
-          lookahead == '\f') ADVANCE(396);
+          lookahead == '\f') ADVANCE(397);
       if (lookahead == '\r') SKIP(42)
       if (lookahead != 0) ADVANCE(414);
       END_STATE();
@@ -5291,7 +5298,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '/') ADVANCE(340);
       if (lookahead == ':') ADVANCE(315);
       if (lookahead == '=') ADVANCE(278);
-      if (lookahead == '\\') ADVANCE(158);
+      if (lookahead == '\\') ADVANCE(157);
       if (!sym_word_character_set_10(lookahead)) ADVANCE(414);
       END_STATE();
     case 397:
@@ -5300,7 +5307,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '-') ADVANCE(307);
       if (lookahead == ':') ADVANCE(315);
       if (lookahead == '=') ADVANCE(278);
-      if (lookahead == '\\') ADVANCE(157);
+      if (lookahead == '\\') ADVANCE(158);
       if (!sym_word_character_set_10(lookahead)) ADVANCE(414);
       END_STATE();
     case 398:
@@ -5469,9 +5476,10 @@ static bool ts_lex_keywords(TSLexer *lexer, TSStateId state) {
       if (lookahead == 'i') ADVANCE(6);
       if (lookahead == 'l') ADVANCE(7);
       if (lookahead == 'r') ADVANCE(8);
-      if (lookahead == 't') ADVANCE(9);
-      if (lookahead == 'u') ADVANCE(10);
-      if (lookahead == 'w') ADVANCE(11);
+      if (lookahead == 's') ADVANCE(9);
+      if (lookahead == 't') ADVANCE(10);
+      if (lookahead == 'u') ADVANCE(11);
+      if (lookahead == 'w') ADVANCE(12);
       if (lookahead == '\t' ||
           lookahead == '\n' ||
           lookahead == '\r' ||
@@ -5480,207 +5488,225 @@ static bool ts_lex_keywords(TSLexer *lexer, TSStateId state) {
     case 1:
       if (('\t' <= lookahead && lookahead <= '\f') ||
           lookahead == ' ') SKIP(0)
-      if (lookahead == '\r') SKIP(12)
+      if (lookahead == '\r') SKIP(13)
       END_STATE();
     case 2:
-      if (lookahead == 'a') ADVANCE(13);
+      if (lookahead == 'a') ADVANCE(14);
       END_STATE();
     case 3:
-      if (lookahead == 'e') ADVANCE(14);
-      if (lookahead == 'o') ADVANCE(15);
+      if (lookahead == 'e') ADVANCE(15);
+      if (lookahead == 'o') ADVANCE(16);
       END_STATE();
     case 4:
-      if (lookahead == 'x') ADVANCE(16);
+      if (lookahead == 'x') ADVANCE(17);
       END_STATE();
     case 5:
-      if (lookahead == 'o') ADVANCE(17);
-      if (lookahead == 'u') ADVANCE(18);
+      if (lookahead == 'o') ADVANCE(18);
+      if (lookahead == 'u') ADVANCE(19);
       END_STATE();
     case 6:
-      if (lookahead == 'f') ADVANCE(19);
+      if (lookahead == 'f') ADVANCE(20);
       END_STATE();
     case 7:
-      if (lookahead == 'o') ADVANCE(20);
+      if (lookahead == 'o') ADVANCE(21);
       END_STATE();
     case 8:
-      if (lookahead == 'e') ADVANCE(21);
+      if (lookahead == 'e') ADVANCE(22);
       END_STATE();
     case 9:
-      if (lookahead == 'y') ADVANCE(22);
+      if (lookahead == 'e') ADVANCE(23);
       END_STATE();
     case 10:
-      if (lookahead == 'n') ADVANCE(23);
+      if (lookahead == 'y') ADVANCE(24);
       END_STATE();
     case 11:
-      if (lookahead == 'h') ADVANCE(24);
+      if (lookahead == 'n') ADVANCE(25);
       END_STATE();
     case 12:
-      if (lookahead == '\n') SKIP(0)
+      if (lookahead == 'h') ADVANCE(26);
       END_STATE();
     case 13:
-      if (lookahead == 's') ADVANCE(25);
+      if (lookahead == '\n') SKIP(0)
       END_STATE();
     case 14:
-      if (lookahead == 'c') ADVANCE(26);
+      if (lookahead == 's') ADVANCE(27);
       END_STATE();
     case 15:
-      if (lookahead == 'n') ADVANCE(27);
+      if (lookahead == 'c') ADVANCE(28);
       END_STATE();
     case 16:
-      if (lookahead == 'p') ADVANCE(28);
+      if (lookahead == 'n') ADVANCE(29);
       END_STATE();
     case 17:
-      if (lookahead == 'r') ADVANCE(29);
+      if (lookahead == 'p') ADVANCE(30);
       END_STATE();
     case 18:
-      if (lookahead == 'n') ADVANCE(30);
+      if (lookahead == 'r') ADVANCE(31);
       END_STATE();
     case 19:
-      ACCEPT_TOKEN(anon_sym_if);
+      if (lookahead == 'n') ADVANCE(32);
       END_STATE();
     case 20:
-      if (lookahead == 'c') ADVANCE(31);
+      ACCEPT_TOKEN(anon_sym_if);
       END_STATE();
     case 21:
-      if (lookahead == 'a') ADVANCE(32);
+      if (lookahead == 'c') ADVANCE(33);
       END_STATE();
     case 22:
-      if (lookahead == 'p') ADVANCE(33);
+      if (lookahead == 'a') ADVANCE(34);
       END_STATE();
     case 23:
-      if (lookahead == 's') ADVANCE(34);
+      if (lookahead == 'l') ADVANCE(35);
       END_STATE();
     case 24:
-      if (lookahead == 'i') ADVANCE(35);
+      if (lookahead == 'p') ADVANCE(36);
       END_STATE();
     case 25:
-      if (lookahead == 'e') ADVANCE(36);
+      if (lookahead == 's') ADVANCE(37);
       END_STATE();
     case 26:
-      if (lookahead == 'l') ADVANCE(37);
+      if (lookahead == 'i') ADVANCE(38);
       END_STATE();
     case 27:
-      if (lookahead == 'e') ADVANCE(38);
+      if (lookahead == 'e') ADVANCE(39);
       END_STATE();
     case 28:
-      if (lookahead == 'o') ADVANCE(39);
+      if (lookahead == 'l') ADVANCE(40);
       END_STATE();
     case 29:
-      ACCEPT_TOKEN(anon_sym_for);
+      if (lookahead == 'e') ADVANCE(41);
       END_STATE();
     case 30:
-      if (lookahead == 'c') ADVANCE(40);
+      if (lookahead == 'o') ADVANCE(42);
       END_STATE();
     case 31:
-      if (lookahead == 'a') ADVANCE(41);
+      ACCEPT_TOKEN(anon_sym_for);
       END_STATE();
     case 32:
-      if (lookahead == 'd') ADVANCE(42);
+      if (lookahead == 'c') ADVANCE(43);
       END_STATE();
     case 33:
-      if (lookahead == 'e') ADVANCE(43);
+      if (lookahead == 'a') ADVANCE(44);
       END_STATE();
     case 34:
-      if (lookahead == 'e') ADVANCE(44);
+      if (lookahead == 'd') ADVANCE(45);
       END_STATE();
     case 35:
-      if (lookahead == 'l') ADVANCE(45);
+      if (lookahead == 'e') ADVANCE(46);
       END_STATE();
     case 36:
-      ACCEPT_TOKEN(anon_sym_case);
+      if (lookahead == 'e') ADVANCE(47);
       END_STATE();
     case 37:
-      if (lookahead == 'a') ADVANCE(46);
+      if (lookahead == 'e') ADVANCE(48);
       END_STATE();
     case 38:
-      ACCEPT_TOKEN(anon_sym_done);
+      if (lookahead == 'l') ADVANCE(49);
       END_STATE();
     case 39:
-      if (lookahead == 'r') ADVANCE(47);
+      ACCEPT_TOKEN(anon_sym_case);
       END_STATE();
     case 40:
-      if (lookahead == 't') ADVANCE(48);
+      if (lookahead == 'a') ADVANCE(50);
       END_STATE();
     case 41:
-      if (lookahead == 'l') ADVANCE(49);
+      ACCEPT_TOKEN(anon_sym_done);
       END_STATE();
     case 42:
-      if (lookahead == 'o') ADVANCE(50);
+      if (lookahead == 'r') ADVANCE(51);
       END_STATE();
     case 43:
-      if (lookahead == 's') ADVANCE(51);
+      if (lookahead == 't') ADVANCE(52);
       END_STATE();
     case 44:
-      if (lookahead == 't') ADVANCE(52);
+      if (lookahead == 'l') ADVANCE(53);
       END_STATE();
     case 45:
-      if (lookahead == 'e') ADVANCE(53);
+      if (lookahead == 'o') ADVANCE(54);
       END_STATE();
     case 46:
-      if (lookahead == 'r') ADVANCE(54);
+      if (lookahead == 'c') ADVANCE(55);
       END_STATE();
     case 47:
-      if (lookahead == 't') ADVANCE(55);
+      if (lookahead == 's') ADVANCE(56);
       END_STATE();
     case 48:
-      if (lookahead == 'i') ADVANCE(56);
+      if (lookahead == 't') ADVANCE(57);
       END_STATE();
     case 49:
-      ACCEPT_TOKEN(anon_sym_local);
+      if (lookahead == 'e') ADVANCE(58);
       END_STATE();
     case 50:
-      if (lookahead == 'n') ADVANCE(57);
+      if (lookahead == 'r') ADVANCE(59);
       END_STATE();
     case 51:
-      if (lookahead == 'e') ADVANCE(58);
+      if (lookahead == 't') ADVANCE(60);
       END_STATE();
     case 52:
-      ACCEPT_TOKEN(anon_sym_unset);
-      if (lookahead == 'e') ADVANCE(59);
+      if (lookahead == 'i') ADVANCE(61);
       END_STATE();
     case 53:
-      ACCEPT_TOKEN(anon_sym_while);
+      ACCEPT_TOKEN(anon_sym_local);
       END_STATE();
     case 54:
-      if (lookahead == 'e') ADVANCE(60);
+      if (lookahead == 'n') ADVANCE(62);
       END_STATE();
     case 55:
-      ACCEPT_TOKEN(anon_sym_export);
+      if (lookahead == 't') ADVANCE(63);
       END_STATE();
     case 56:
-      if (lookahead == 'o') ADVANCE(61);
+      if (lookahead == 'e') ADVANCE(64);
       END_STATE();
     case 57:
-      if (lookahead == 'l') ADVANCE(62);
+      ACCEPT_TOKEN(anon_sym_unset);
+      if (lookahead == 'e') ADVANCE(65);
       END_STATE();
     case 58:
-      if (lookahead == 't') ADVANCE(63);
+      ACCEPT_TOKEN(anon_sym_while);
       END_STATE();
     case 59:
-      if (lookahead == 'n') ADVANCE(64);
+      if (lookahead == 'e') ADVANCE(66);
       END_STATE();
     case 60:
-      ACCEPT_TOKEN(anon_sym_declare);
+      ACCEPT_TOKEN(anon_sym_export);
       END_STATE();
     case 61:
-      if (lookahead == 'n') ADVANCE(65);
+      if (lookahead == 'o') ADVANCE(67);
       END_STATE();
     case 62:
-      if (lookahead == 'y') ADVANCE(66);
+      if (lookahead == 'l') ADVANCE(68);
       END_STATE();
     case 63:
-      ACCEPT_TOKEN(anon_sym_typeset);
+      ACCEPT_TOKEN(anon_sym_select);
       END_STATE();
     case 64:
-      if (lookahead == 'v') ADVANCE(67);
+      if (lookahead == 't') ADVANCE(69);
       END_STATE();
     case 65:
-      ACCEPT_TOKEN(anon_sym_function);
+      if (lookahead == 'n') ADVANCE(70);
       END_STATE();
     case 66:
-      ACCEPT_TOKEN(anon_sym_readonly);
+      ACCEPT_TOKEN(anon_sym_declare);
       END_STATE();
     case 67:
+      if (lookahead == 'n') ADVANCE(71);
+      END_STATE();
+    case 68:
+      if (lookahead == 'y') ADVANCE(72);
+      END_STATE();
+    case 69:
+      ACCEPT_TOKEN(anon_sym_typeset);
+      END_STATE();
+    case 70:
+      if (lookahead == 'v') ADVANCE(73);
+      END_STATE();
+    case 71:
+      ACCEPT_TOKEN(anon_sym_function);
+      END_STATE();
+    case 72:
+      ACCEPT_TOKEN(anon_sym_readonly);
+      END_STATE();
+    case 73:
       ACCEPT_TOKEN(anon_sym_unsetenv);
       END_STATE();
     default:
@@ -5713,18 +5739,18 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [21] = {.lex_state = 198, .external_lex_state = 2},
   [22] = {.lex_state = 198, .external_lex_state = 2},
   [23] = {.lex_state = 198, .external_lex_state = 2},
-  [24] = {.lex_state = 82, .external_lex_state = 2},
+  [24] = {.lex_state = 198, .external_lex_state = 2},
   [25] = {.lex_state = 198, .external_lex_state = 2},
   [26] = {.lex_state = 198, .external_lex_state = 2},
   [27] = {.lex_state = 198, .external_lex_state = 2},
   [28] = {.lex_state = 198, .external_lex_state = 2},
   [29] = {.lex_state = 198, .external_lex_state = 2},
-  [30] = {.lex_state = 82, .external_lex_state = 2},
+  [30] = {.lex_state = 198, .external_lex_state = 2},
   [31] = {.lex_state = 82, .external_lex_state = 2},
   [32] = {.lex_state = 198, .external_lex_state = 2},
   [33] = {.lex_state = 198, .external_lex_state = 2},
   [34] = {.lex_state = 198, .external_lex_state = 2},
-  [35] = {.lex_state = 198, .external_lex_state = 2},
+  [35] = {.lex_state = 82, .external_lex_state = 2},
   [36] = {.lex_state = 198, .external_lex_state = 2},
   [37] = {.lex_state = 198, .external_lex_state = 2},
   [38] = {.lex_state = 198, .external_lex_state = 2},
@@ -5747,8 +5773,8 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [55] = {.lex_state = 198, .external_lex_state = 2},
   [56] = {.lex_state = 198, .external_lex_state = 2},
   [57] = {.lex_state = 198, .external_lex_state = 2},
-  [58] = {.lex_state = 83, .external_lex_state = 3},
-  [59] = {.lex_state = 198, .external_lex_state = 2},
+  [58] = {.lex_state = 198, .external_lex_state = 2},
+  [59] = {.lex_state = 83, .external_lex_state = 3},
   [60] = {.lex_state = 198, .external_lex_state = 2},
   [61] = {.lex_state = 198, .external_lex_state = 2},
   [62] = {.lex_state = 198, .external_lex_state = 2},
@@ -5766,8 +5792,8 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [74] = {.lex_state = 198, .external_lex_state = 2},
   [75] = {.lex_state = 198, .external_lex_state = 2},
   [76] = {.lex_state = 198, .external_lex_state = 2},
-  [77] = {.lex_state = 83, .external_lex_state = 3},
-  [78] = {.lex_state = 198, .external_lex_state = 2},
+  [77] = {.lex_state = 198, .external_lex_state = 2},
+  [78] = {.lex_state = 83, .external_lex_state = 3},
   [79] = {.lex_state = 198, .external_lex_state = 2},
   [80] = {.lex_state = 198, .external_lex_state = 2},
   [81] = {.lex_state = 198, .external_lex_state = 2},
@@ -5784,8 +5810,8 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [92] = {.lex_state = 198, .external_lex_state = 2},
   [93] = {.lex_state = 198, .external_lex_state = 2},
   [94] = {.lex_state = 83, .external_lex_state = 3},
-  [95] = {.lex_state = 83, .external_lex_state = 3},
-  [96] = {.lex_state = 198, .external_lex_state = 2},
+  [95] = {.lex_state = 198, .external_lex_state = 2},
+  [96] = {.lex_state = 83, .external_lex_state = 3},
   [97] = {.lex_state = 198, .external_lex_state = 2},
   [98] = {.lex_state = 198, .external_lex_state = 2},
   [99] = {.lex_state = 198, .external_lex_state = 2},
@@ -5795,9 +5821,9 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [103] = {.lex_state = 198, .external_lex_state = 2},
   [104] = {.lex_state = 198, .external_lex_state = 2},
   [105] = {.lex_state = 198, .external_lex_state = 2},
-  [106] = {.lex_state = 198, .external_lex_state = 2},
+  [106] = {.lex_state = 83, .external_lex_state = 3},
   [107] = {.lex_state = 198, .external_lex_state = 2},
-  [108] = {.lex_state = 198, .external_lex_state = 2},
+  [108] = {.lex_state = 83, .external_lex_state = 3},
   [109] = {.lex_state = 198, .external_lex_state = 2},
   [110] = {.lex_state = 198, .external_lex_state = 2},
   [111] = {.lex_state = 198, .external_lex_state = 2},
@@ -5816,13 +5842,13 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [124] = {.lex_state = 198, .external_lex_state = 2},
   [125] = {.lex_state = 198, .external_lex_state = 2},
   [126] = {.lex_state = 198, .external_lex_state = 2},
-  [127] = {.lex_state = 198, .external_lex_state = 2},
-  [128] = {.lex_state = 198, .external_lex_state = 2},
-  [129] = {.lex_state = 83, .external_lex_state = 3},
+  [127] = {.lex_state = 83, .external_lex_state = 3},
+  [128] = {.lex_state = 82, .external_lex_state = 2},
+  [129] = {.lex_state = 198, .external_lex_state = 2},
   [130] = {.lex_state = 198, .external_lex_state = 2},
   [131] = {.lex_state = 198, .external_lex_state = 2},
-  [132] = {.lex_state = 83, .external_lex_state = 3},
-  [133] = {.lex_state = 83, .external_lex_state = 3},
+  [132] = {.lex_state = 198, .external_lex_state = 2},
+  [133] = {.lex_state = 198, .external_lex_state = 2},
   [134] = {.lex_state = 198, .external_lex_state = 2},
   [135] = {.lex_state = 198, .external_lex_state = 2},
   [136] = {.lex_state = 198, .external_lex_state = 2},
@@ -5853,142 +5879,142 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [161] = {.lex_state = 80, .external_lex_state = 5},
   [162] = {.lex_state = 80, .external_lex_state = 5},
   [163] = {.lex_state = 60, .external_lex_state = 4},
-  [164] = {.lex_state = 61, .external_lex_state = 6},
-  [165] = {.lex_state = 60, .external_lex_state = 4},
-  [166] = {.lex_state = 60, .external_lex_state = 4},
-  [167] = {.lex_state = 193, .external_lex_state = 4},
-  [168] = {.lex_state = 81, .external_lex_state = 5},
-  [169] = {.lex_state = 63, .external_lex_state = 6},
-  [170] = {.lex_state = 63, .external_lex_state = 6},
-  [171] = {.lex_state = 193, .external_lex_state = 4},
+  [164] = {.lex_state = 60, .external_lex_state = 4},
+  [165] = {.lex_state = 81, .external_lex_state = 5},
+  [166] = {.lex_state = 61, .external_lex_state = 6},
+  [167] = {.lex_state = 198, .external_lex_state = 5},
+  [168] = {.lex_state = 60, .external_lex_state = 4},
+  [169] = {.lex_state = 198, .external_lex_state = 5},
+  [170] = {.lex_state = 193, .external_lex_state = 4},
+  [171] = {.lex_state = 63, .external_lex_state = 6},
   [172] = {.lex_state = 193, .external_lex_state = 4},
-  [173] = {.lex_state = 198, .external_lex_state = 5},
-  [174] = {.lex_state = 193, .external_lex_state = 4},
+  [173] = {.lex_state = 63, .external_lex_state = 6},
+  [174] = {.lex_state = 63, .external_lex_state = 6},
   [175] = {.lex_state = 63, .external_lex_state = 6},
-  [176] = {.lex_state = 63, .external_lex_state = 6},
+  [176] = {.lex_state = 193, .external_lex_state = 4},
   [177] = {.lex_state = 64, .external_lex_state = 4},
-  [178] = {.lex_state = 198, .external_lex_state = 5},
-  [179] = {.lex_state = 63, .external_lex_state = 6},
+  [178] = {.lex_state = 63, .external_lex_state = 6},
+  [179] = {.lex_state = 64, .external_lex_state = 4},
   [180] = {.lex_state = 65, .external_lex_state = 6},
   [181] = {.lex_state = 193, .external_lex_state = 4},
   [182] = {.lex_state = 193, .external_lex_state = 4},
-  [183] = {.lex_state = 64, .external_lex_state = 4},
+  [183] = {.lex_state = 193, .external_lex_state = 4},
   [184] = {.lex_state = 66, .external_lex_state = 6},
-  [185] = {.lex_state = 193, .external_lex_state = 4},
-  [186] = {.lex_state = 67, .external_lex_state = 4},
-  [187] = {.lex_state = 8, .external_lex_state = 6},
-  [188] = {.lex_state = 66, .external_lex_state = 6},
+  [185] = {.lex_state = 67, .external_lex_state = 4},
+  [186] = {.lex_state = 66, .external_lex_state = 6},
+  [187] = {.lex_state = 82, .external_lex_state = 5},
+  [188] = {.lex_state = 80, .external_lex_state = 2},
   [189] = {.lex_state = 64, .external_lex_state = 6},
   [190] = {.lex_state = 193, .external_lex_state = 4},
   [191] = {.lex_state = 8, .external_lex_state = 6},
-  [192] = {.lex_state = 194, .external_lex_state = 6},
-  [193] = {.lex_state = 194, .external_lex_state = 6},
-  [194] = {.lex_state = 66, .external_lex_state = 6},<