1 files changed, 63 insertions, 0 deletions
diff --git a/src/parser_keywords.cpp b/src/parser_keywords.cpp
new file mode 100644
index 00000000..eb47f87f
--- /dev/null
+++ b/src/parser_keywords.cpp
@@ -0,0 +1,63 @@
+/** \file parser_keywords.c
+
+Functions having to do with parser keywords, like testing if a function is a block command.
+*/
+
+#include "config.h"
+
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "fallback.h"
+#include "common.h"
+#include "parser_keywords.h"
+
+bool parser_keywords_skip_arguments(const wcstring &cmd)
+{
+    return contains(cmd,
+                    L"else",
+                    L"begin");
+}
+
+
+bool parser_keywords_is_subcommand(const wcstring &cmd)
+{
+
+    return parser_keywords_skip_arguments(cmd) ||
+           contains(cmd,
+                    L"command",
+                    L"builtin",
+                    L"while",
+                    L"exec",
+                    L"if",
+                    L"and",
+                    L"or",
+                    L"not");
+
+}
+
+bool parser_keywords_is_block(const wcstring &word)
+{
+    return contains(word,
+                    L"for",
+                    L"while",
+                    L"if",
+                    L"function",
+                    L"switch",
+                    L"begin");
+}
+
+bool parser_keywords_is_reserved(const wcstring &word)
+{
+    return parser_keywords_is_block(word) ||
+           parser_keywords_is_subcommand(word) ||
+           contains(word,
+                    L"end",
+                    L"case",
+                    L"else",
+                    L"return",
+                    L"continue",
+                    L"break");
+}
+