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-rw-r--r--lib/bb/codeparser.py29
1 files changed, 17 insertions, 12 deletions
diff --git a/lib/bb/codeparser.py b/lib/bb/codeparser.py
index 25938d6586..5d2d44065a 100644
--- a/lib/bb/codeparser.py
+++ b/lib/bb/codeparser.py
@@ -342,8 +342,7 @@ class ShellParser():
except pyshlex.NeedMore:
raise sherrors.ShellSyntaxError("Unexpected EOF")
- for token in tokens:
- self.process_tokens(token)
+ self.process_tokens(tokens)
def process_tokens(self, tokens):
"""Process a supplied portion of the syntax tree as returned by
@@ -389,18 +388,24 @@ class ShellParser():
"case_clause": case_clause,
}
- for token in tokens:
- name, value = token
- try:
- more_tokens, words = token_handlers[name](value)
- except KeyError:
- raise NotImplementedError("Unsupported token type " + name)
+ def process_token_list(tokens):
+ for token in tokens:
+ if isinstance(token, list):
+ process_token_list(token)
+ continue
+ name, value = token
+ try:
+ more_tokens, words = token_handlers[name](value)
+ except KeyError:
+ raise NotImplementedError("Unsupported token type " + name)
+
+ if more_tokens:
+ self.process_tokens(more_tokens)
- if more_tokens:
- self.process_tokens(more_tokens)
+ if words:
+ self.process_words(words)
- if words:
- self.process_words(words)
+ process_token_list(tokens)
def process_words(self, words):
"""Process a set of 'words' in pyshyacc parlance, which includes