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| author | garrett <[email protected]> | 2011-08-18 09:50:14 -0500 |
|---|---|---|
| committer | garrett <[email protected]> | 2011-08-18 10:38:42 -0500 |
| commit | f5c2fe153db22cfaabf263091f4f073c26ed5480 (patch) | |
| tree | c648f8668db49bddb666bb9381774cf5365540cf | |
| parent | 90fb6ccf9292c909a0639f3874b36a1805204bc8 (diff) | |
| download | otp-f5c2fe153db22cfaabf263091f4f073c26ed5480.tar.gz otp-f5c2fe153db22cfaabf263091f4f073c26ed5480.tar.bz2 otp-f5c2fe153db22cfaabf263091f4f073c26ed5480.zip | |
Fix incorrect order of pseudo variables in yecc example
The example is for converting from infix to prefix. This change
uses to correct ordering of the triplet.
| -rw-r--r-- | lib/parsetools/doc/src/yecc.xml | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/parsetools/doc/src/yecc.xml b/lib/parsetools/doc/src/yecc.xml index c712609cf4..1d2a985d7d 100644 --- a/lib/parsetools/doc/src/yecc.xml +++ b/lib/parsetools/doc/src/yecc.xml @@ -425,9 +425,9 @@ myparser:parse_and_scan({Mod, Tokenizer, Args}) </code> Nonterminals E T F. Terminals '+' '*' '(' ')' number. Rootsymbol E. -E -> E '+' T: ['$1', '$2', '$3']. +E -> E '+' T: ['$2', '$1', '$3']. E -> T : '$1'. -T -> T '*' F: ['$1', '$2', '$3']. +T -> T '*' F: ['$2', '$1', '$3']. T -> F : '$1'. F -> '(' E ')' : '$2'. F -> number : '$1'. </code> @@ -438,8 +438,8 @@ Terminals '+' '*' '(' ')' number. Rootsymbol E. Left 100 '+'. Left 200 '*'. -E -> E '+' E : ['$1', '$2', '$3']. -E -> E '*' E : ['$1', '$2', '$3']. +E -> E '+' E : ['$2', '$1', '$3']. +E -> E '*' E : ['$2', '$1', '$3']. E -> '(' E ')' : '$2'. E -> number : '$1'. </code> <p>3. An overloaded minus operator:</p> |