feat(CI): add a GitHub Action to check spelling

- Fix spelling
- Run only on pull request
- Using https://github.com/client9/misspell

3 files changed, 3 insertions, 3 deletions

diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c
index 66763b953..4ac092176 100644
--- a/mrbgems/mruby-compiler/core/codegen.c
+++ b/mrbgems/mruby-compiler/core/codegen.c
@@ -856,7 +856,7 @@ lambda_body(codegen_scope *s, node *tree, int blk)
     oa = node_len(tree->car->cdr->car);
     /* rest argument? */
     ra = tree->car->cdr->cdr->car ? 1 : 0;
-    /* mandatory arugments after rest argument */
+    /* mandatory arguments after rest argument */
     pa = node_len(tree->car->cdr->cdr->cdr->car);
     pargs = tree->car->cdr->cdr->cdr->car;
     /* keyword arguments */
diff --git a/mrbgems/mruby-compiler/core/parse.y b/mrbgems/mruby-compiler/core/parse.y
index 62fff304e..16e1cef32 100644
--- a/mrbgems/mruby-compiler/core/parse.y
+++ b/mrbgems/mruby-compiler/core/parse.y
@@ -6826,7 +6826,7 @@ str_dump(mrb_state *mrb, const char *str, int len)
   int ai = mrb_gc_arena_save(mrb);
   mrb_value s;
 # if INT_MAX > MRB_INT_MAX / 4
-  /* check maximum length with "\xNN" charactor */
+  /* check maximum length with "\xNN" character */
   if (len > MRB_INT_MAX / 4) {
     len = MRB_INT_MAX / 4;
   }
diff --git a/mrbgems/mruby-compiler/core/y.tab.c b/mrbgems/mruby-compiler/core/y.tab.c
index cb645c505..a1852b831 100644
--- a/mrbgems/mruby-compiler/core/y.tab.c
+++ b/mrbgems/mruby-compiler/core/y.tab.c
@@ -12827,7 +12827,7 @@ str_dump(mrb_state *mrb, const char *str, int len)
   int ai = mrb_gc_arena_save(mrb);
   mrb_value s;
 # if INT_MAX > MRB_INT_MAX / 4
-  /* check maximum length with "\xNN" charactor */
+  /* check maximum length with "\xNN" character */
   if (len > MRB_INT_MAX / 4) {
     len = MRB_INT_MAX / 4;
   }