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Fix builds with partial ajax support (e.g., custom:ajax/xhr)

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This commit is contained in:
Richard Gibson 2012-11-01 00:29:58 -04:00
parent 8657538b33
commit 03a0762817
1 changed files with 28 additions and 13 deletions
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41
grunt.js
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@ -63,8 +63,8 @@ module.exports = function( grunt ) {
{ flag: "css", src: "src/css.js" },
"src/serialize.js",
{ flag: "ajax", src: "src/ajax.js" },
{ flag: "ajax/jsonp", src: "src/ajax/jsonp.js", needs: [ "ajax", "ajax/script" ] },
{ flag: "ajax/script", src: "src/ajax/script.js", needs: ["ajax"] },
{ flag: "ajax/jsonp", src: "src/ajax/jsonp.js", needs: [ "ajax", "ajax/script" ] },
{ flag: "ajax/xhr", src: "src/ajax/xhr.js", needs: ["ajax"] },
{ flag: "effects", src: "src/effects.js", needs: ["css"] },
{ flag: "offset", src: "src/offset.js", needs: ["css"] },
@ -254,23 +254,35 @@ module.exports = function( grunt ) {
// Concat specified files.
var compiled = "",
modules = this.flags,
explicit = Object.keys(modules).length > 1,
optIn = !modules["*"],
explicit = optIn || Object.keys(modules).length > 1,
name = this.file.dest,
deps = {},
excluded = {},
version = config( "pkg.version" ),
excluder = function( flag, needsFlag ) {
// explicit > implicit, so set this first and let it be overridden by explicit
// optIn defaults implicit behavior to weak exclusion
if ( optIn && !modules[ flag ] && !modules[ "+" + flag ] ) {
excluded[ flag ] = false;
}
// explicit or inherited strong exclusion
if ( excluded[ needsFlag ] || modules[ "-" + flag ] ) {
// explicit exclusion from flag or dependency
excluded[ flag ] = true;
} else if ( modules[ "+" + flag ] && ( excluded[ needsFlag ] === false ) ) {
// explicit inclusion from flag or dependency overriding a weak inclusion
// explicit inclusion overrides weak exclusion
} else if ( excluded[ needsFlag ] === false &&
( modules[ flag ] || modules[ "+" + flag ] ) ) {
delete excluded[ needsFlag ];
// ...all the way down
if ( deps[ needsFlag ] ) {
deps[ needsFlag ].forEach(function( subDep ) {
modules[ needsFlag ] = true;
excluder( needsFlag, subDep );
});
}
}
};
@ -280,15 +292,17 @@ module.exports = function( grunt ) {
}
// figure out which files to exclude based on these rules in this order:
// explicit > implicit (explicit also means a dependency/dependent that was explicit)
// exclude > include
// dependency explicit exclude
// > explicit exclude
// > explicit include
// > dependency implicit exclude
// > implicit exclude
// examples:
// *: none (implicit exclude)
// * none (implicit exclude)
// *:* all (implicit include)
// *:*:-effects all except effects (explicit > implicit)
// *:*:-css all except css and its deps (explicit)
// *:*:-css:+effects all except css and its deps (explicit exclude from dep. trumps explicit include)
// *:+effects none except effects and its deps (explicit include from dep. trumps implicit exclude)
// *:*:-css all except css and dependents (explicit > implicit)
// *:*:-css:+effects same (excludes effects because explicit include is trumped by explicit exclude of dependency)
// *:+effects none except effects and its dependencies (explicit include trumps implicit exclude of dependency)
this.file.src.forEach(function( filepath ) {
var flag = filepath.flag;
@ -298,6 +312,7 @@ module.exports = function( grunt ) {
// check for dependencies
if ( filepath.needs ) {
deps[ flag ] = filepath.needs;
filepath.needs.forEach(function( needsFlag ) {
excluder( flag, needsFlag );
});