85 lines
2.7 KiB
JavaScript
85 lines
2.7 KiB
JavaScript
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"use strict";
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const Range = require("./Range");
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/** @typedef {import("../validate").Schema} Schema */
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/**
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* @param {Schema} schema
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* @param {boolean} logic
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* @return {string[]}
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*/
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module.exports.stringHints = function stringHints(schema, logic) {
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const hints = [];
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let type = "string";
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const currentSchema = {
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...schema
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};
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if (!logic) {
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const tmpLength = currentSchema.minLength;
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const tmpFormat = currentSchema.formatMinimum;
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currentSchema.minLength = currentSchema.maxLength;
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currentSchema.maxLength = tmpLength;
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currentSchema.formatMinimum = currentSchema.formatMaximum;
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currentSchema.formatMaximum = tmpFormat;
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}
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if (typeof currentSchema.minLength === "number") {
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if (currentSchema.minLength === 1) {
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type = "non-empty string";
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} else {
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const length = Math.max(currentSchema.minLength - 1, 0);
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hints.push(`should be longer than ${length} character${length > 1 ? "s" : ""}`);
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}
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}
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if (typeof currentSchema.maxLength === "number") {
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if (currentSchema.maxLength === 0) {
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type = "empty string";
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} else {
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const length = currentSchema.maxLength + 1;
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hints.push(`should be shorter than ${length} character${length > 1 ? "s" : ""}`);
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}
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}
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if (currentSchema.pattern) {
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hints.push(`should${logic ? "" : " not"} match pattern ${JSON.stringify(currentSchema.pattern)}`);
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}
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if (currentSchema.format) {
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hints.push(`should${logic ? "" : " not"} match format ${JSON.stringify(currentSchema.format)}`);
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}
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if (currentSchema.formatMinimum) {
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hints.push(`should be ${currentSchema.formatExclusiveMinimum ? ">" : ">="} ${JSON.stringify(currentSchema.formatMinimum)}`);
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}
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if (currentSchema.formatMaximum) {
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hints.push(`should be ${currentSchema.formatExclusiveMaximum ? "<" : "<="} ${JSON.stringify(currentSchema.formatMaximum)}`);
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}
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return [type].concat(hints);
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};
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/**
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* @param {Schema} schema
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* @param {boolean} logic
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* @return {string[]}
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*/
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module.exports.numberHints = function numberHints(schema, logic) {
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const hints = [schema.type === "integer" ? "integer" : "number"];
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const range = new Range();
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if (typeof schema.minimum === "number") {
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range.left(schema.minimum);
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}
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if (typeof schema.exclusiveMinimum === "number") {
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range.left(schema.exclusiveMinimum, true);
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}
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if (typeof schema.maximum === "number") {
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range.right(schema.maximum);
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}
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if (typeof schema.exclusiveMaximum === "number") {
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range.right(schema.exclusiveMaximum, true);
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}
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const rangeFormat = range.format(logic);
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if (rangeFormat) {
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hints.push(rangeFormat);
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}
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if (typeof schema.multipleOf === "number") {
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hints.push(`should${logic ? "" : " not"} be multiple of ${schema.multipleOf}`);
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}
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return hints;
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};
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