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Merge remote-tracking branch 'origin/master' into detached-rulesets

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This commit is contained in:
Luke Page
2014-02-12 23:42:15 +00:00
parent 15174c0860 9749d20c3d
commit c301ea6e42
9 changed files with 71 additions and 31 deletions
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28
lib/less/functions.js
View File

@@ -264,28 +264,34 @@ tree.functions = {
_minmax: function (isMin, args) {
args = Array.prototype.slice.call(args);
switch(args.length) {
case 0: throw { type: "Argument", message: "one or more arguments required" };
case 1: return args[0];
case 0: throw { type: "Argument", message: "one or more arguments required" };
}
var i, j, current, currentUnified, referenceUnified, unit,
var i, j, current, currentUnified, referenceUnified, unit, unitStatic, unitClone,
order = [], // elems only contains original argument values.
values = {}; // key is the unit.toString() for unified tree.Dimension values,
// value is the index into the order array.
for (i = 0; i < args.length; i++) {
current = args[i];
if (!(current instanceof tree.Dimension)) {
order.push(current);
if(Array.isArray(args[i].value)) {
Array.prototype.push.apply(args, Array.prototype.slice.call(args[i].value));
}
continue;
}
currentUnified = current.unify();
unit = currentUnified.unit.toString();
j = values[unit];
currentUnified = current.unit.toString() === "" && unitClone !== undefined ? new(tree.Dimension)(current.value, unitClone).unify() : current.unify();
unit = currentUnified.unit.toString() === "" && unitStatic !== undefined ? unitStatic : currentUnified.unit.toString();
unitStatic = unit !== "" && unitStatic === undefined || unit !== "" && order[0].unify().unit.toString() === "" ? unit : unitStatic;
unitClone = unit !== "" && unitClone === undefined ? current.unit.toString() : unitClone;
j = values[""] !== undefined && unit !== "" && unit === unitStatic ? values[""] : values[unit];
if (j === undefined) {
if(unitStatic !== undefined && unit !== unitStatic) {
throw{ type: "Argument", message: "incompatible types" };
}
values[unit] = order.length;
order.push(current);
continue;
}
referenceUnified = order[j].unify();
referenceUnified = order[j].unit.toString() === "" && unitClone !== undefined ? new(tree.Dimension)(order[j].value, unitClone).unify() : order[j].unify();
if ( isMin && currentUnified.value < referenceUnified.value ||
!isMin && currentUnified.value > referenceUnified.value) {
order[j] = current;
@@ -294,8 +300,7 @@ tree.functions = {
if (order.length == 1) {
return order[0];
}
args = order.map(function (a) { return a.toCSS(this.env); })
.join(this.env.compress ? "," : ", ");
args = order.map(function (a) { return a.toCSS(this.env); }).join(this.env.compress ? "," : ", ");
return new(tree.Anonymous)((isMin ? "min" : "max") + "(" + args + ")");
},
min: function () {
@@ -304,6 +309,9 @@ tree.functions = {
max: function () {
return this._minmax(false, arguments);
},
"get-unit": function (n) {
return new(tree.Anonymous)(n.unit);
},
argb: function (color) {
return new(tree.Anonymous)(color.toARGB());
},

23
lib/less/tree/dimension.js
View File

@@ -89,17 +89,27 @@ tree.Dimension.prototype = {
compare: function (other) {
if (other instanceof tree.Dimension) {
var a = this.unify(), b = other.unify(),
aValue = a.value, bValue = b.value;
var a, b,
aValue, bValue;
if (this.unit.isEmpty() || other.unit.isEmpty()) {
a = this;
b = other;
} else {
a = this.unify();
b = other.unify();
if (a.unit.compare(b.unit) !== 0) {
return -1;
}
}
aValue = a.value;
bValue = b.value;
if (bValue > aValue) {
return -1;
} else if (bValue < aValue) {
return 1;
} else {
if (!b.unit.isEmpty() && a.unit.compare(b.unit) !== 0) {
return -1;
}
return 0;
}
} else {
@@ -108,7 +118,7 @@ tree.Dimension.prototype = {
},
unify: function () {
return this.convertTo({ length: 'm', duration: 's', angle: 'rad' });
return this.convertTo({ length: 'px', duration: 's', angle: 'rad' });
},
convertTo: function (conversions) {
@@ -161,6 +171,7 @@ tree.UnitConversions = {
'cm': 0.01,
'mm': 0.001,
'in': 0.0254,
'px': 0.0254 / 96,
'pt': 0.0254 / 72,
'pc': 0.0254 / 72 * 12
},

13
lib/less/tree/mixin.js
View File

@@ -187,14 +187,15 @@ tree.mixin.Definition.prototype = {
var frame = new(tree.Ruleset)(null, null),
varargs, arg,
params = this.params.slice(0),
i, j, val, name, isNamedFound, argIndex;
i, j, val, name, isNamedFound, argIndex, argsLength = 0;
mixinEnv = new tree.evalEnv(mixinEnv, [frame].concat(mixinEnv.frames));
if (args) {
args = args.slice(0);
argsLength = args.length;
for(i = 0; i < args.length; i++) {
for(i = 0; i < argsLength; i++) {
arg = args[i];
if (name = (arg && arg.name)) {
isNamedFound = false;
@@ -224,9 +225,9 @@ tree.mixin.Definition.prototype = {
arg = args && args[argIndex];
if (name = params[i].name) {
if (params[i].variadic && args) {
if (params[i].variadic) {
varargs = [];
for (j = argIndex; j < args.length; j++) {
for (j = argIndex; j < argsLength; j++) {
varargs.push(args[j].value.eval(env));
}
frame.prependRule(new(tree.Rule)(name, new(tree.Expression)(varargs).eval(env)));
@@ -239,7 +240,7 @@ tree.mixin.Definition.prototype = {
frame.resetCache();
} else {
throw { type: 'Runtime', message: "wrong number of arguments for " + this.name +
' (' + args.length + ' for ' + this.arity + ')' };
' (' + argsLength + ' for ' + this.arity + ')' };
}
frame.prependRule(new(tree.Rule)(name, val));
@@ -248,7 +249,7 @@ tree.mixin.Definition.prototype = {
}
if (params[i].variadic && args) {
for (j = argIndex; j < args.length; j++) {
for (j = argIndex; j < argsLength; j++) {
evaldArguments[j] = args[j].value.eval(env);
}
}