39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
const { FIND_HBS_REGEX } = require("../utilities")
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const preprocessor = require("./preprocessor")
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const postprocessor = require("./postprocessor")
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function process(output, processors) {
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for (let processor of processors) {
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// if a literal statement has occurred stop
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if (typeof output !== "string") {
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break
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}
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// re-run search each time incase previous processor updated/removed a match
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let regexp = new RegExp(FIND_HBS_REGEX)
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let matches = output.match(regexp)
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if (matches == null) {
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continue
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}
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for (let match of matches) {
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output = processor.process(output, match)
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}
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}
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return output
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}
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module.exports.preprocess = (string, finalise = true) => {
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let processors = preprocessor.processors
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// the pre-processor finalisation stops handlebars from ever throwing an error
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// might want to pre-process for other benefits but still want to see errors
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if (!finalise) {
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processors = processors.filter(
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processor => processor.name !== preprocessor.PreprocessorNames.FINALISE
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)
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}
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return process(string, processors)
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}
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module.exports.postprocess = string => {
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return process(string, postprocessor.processors)
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}
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