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notes and cleanup...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2018-09-26 03:35:10 +03:00
parent f36b40cdec
commit d88179a0b3
1 changed files with 12 additions and 4 deletions
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16
format.js
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@ -17,7 +17,7 @@ var {
OR, AND, NOT, OR, AND, NOT,
AT, OF, IN, AT, OF, IN,
VAR, LIKE, TEST, VAR, LIKE, TEST,
// non-pattern values...
EMPTY, NONE, EMPTY, NONE,
} = diff } = diff
@ -25,7 +25,8 @@ var {
/*********************************************************************/ /*********************************************************************/
// helpers... // helpers...
// OPT(key, value) -> true if key matches value or does not exist... // OPT(key, value)
// -> true if key matches value or does not exist...
var OPT = function(key, value){ var OPT = function(key, value){
return OR( return OR(
NOT(AT(key)), NOT(AT(key)),
@ -35,6 +36,9 @@ var OPT = function(key, value){
/*********************************************************************/ /*********************************************************************/
// //
// NOTE: this file is organized bottoms-up, with the most general
// (top-level) patterns at the bottom.
//
// XXX need better mismatch checking -- ideally stating the exact spot // XXX need better mismatch checking -- ideally stating the exact spot
// where we did not match and the path of fails it created... // where we did not match and the path of fails it created...
// //
@ -157,13 +161,17 @@ module.OPTIONS = AND(
OPT('no_length', B), OPT('no_length', B),
OPT('cmp', F) ) OPT('cmp', F) )
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
var DIFF_OBJECT = var DIFF_OBJECT =
module.DIFF_OBJECT = AND( module.DIFF_OBJECT = AND(
// format metadata... // format metadata...
AT('format', diff.FORMAT_NAME), AT('format', diff.FORMAT_NAME),
//AT('version', S(/\d+\.\d+\.\d+/)), AT('version', AND(
AT('version', diff.FORMAT_VERSION), // version format...
S(/\d+\.\d+\.\d+[ab]?/),
// explicit version value...
diff.FORMAT_VERSION)),
// instance metadata... // instance metadata...
AT('options', OPTIONS), AT('options', OPTIONS),