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