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Diffstat (limited to 'doc/manual.cli')
| -rw-r--r-- | doc/manual.cli | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/doc/manual.cli b/doc/manual.cli index de16aae..2d23688 100644 --- a/doc/manual.cli +++ b/doc/manual.cli @@ -15,11 +15,27 @@ \h0#preface|Preface| This is the preface. -" -/* -" -\h Installation +\h1#grammar|Grammar| + +\ +eval: '(' (eval-comma | eval-qual)? ')' +eval-comma: eval-ternary (',' eval-ternary)* +eval-ternary: eval-or ('?' eval-ternary ':' eval-ternary)? +eval-or: eval-and ('||' eval-and)* +eval-and: eval-comp ('&&' eval-comp)* +eval-comp: eval-value (('=='|'!='|'<'|'>'|'<='|'>=') eval-value)* +eval-value: value-attributes? (<value> | eval | '!' eval-value) +eval-qual: <name> ':' <name> + +value-attributes: '[' <key-value-pairs> ']' +\ + +Note that \c{?:} (ternary operator) and \c{!} (logical not) are +right-associative. Unlike C++, all the comparison operators have the same +precedence. A qualified name cannot be combined with any other operator +(including ternary) unless enclosed in parentheses. The \c{eval} option +in the \c{eval-value} production shall contain single value only (no +commas). + " -source "../INSTALL.cli"; -*/ |