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@ -228,7 +228,8 @@ carto.Renderer.prototype.render = function render(m, callback) {
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//
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// @param {Array} the current list of rules
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// @param {Object} definition a Definition object to add to the rules
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// @param {Object} byFilter an object/dictionary of existing filters
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// @param {Object} byFilter an object/dictionary of existing filters. This is
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// actually keyed `attachment->filter`
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// @param {Object} env the current environment
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function addRules(current, definition, byFilter, env) {
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var newFilters = definition.filters,
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@ -296,7 +297,8 @@ function inheritDefinitions(definitions, env) {
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var inheritTime = +new Date();
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// definitions are ordered by specificity,
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// high (index 0) to low
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var byAttachment = {}, byFilter = {};
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var byAttachment = {},
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byFilter = {};
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var result = [];
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var current, previous, attachment;
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@ -307,19 +309,22 @@ function inheritDefinitions(definitions, env) {
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});
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for (var i = 0; i < definitions.length; i++) {
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attachment = definitions[i].attachment;
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current = [definitions[i]];
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if (!byAttachment[attachment]) {
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byAttachment[attachment] = [];
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byAttachment[attachment].attachment = attachment;
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byFilter[attachment] = {};
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result.push(byAttachment[attachment]);
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}
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// Iterate over all subsequent rules.
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for (var j = i + 1; j < definitions.length; j++) {
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if (definitions[j].attachment === attachment) {
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// Only inherit rules from the same attachment.
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current = addRules(current, definitions[j], byFilter, env);
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current = addRules(current, definitions[j], byFilter[attachment], env);
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}
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}
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