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Micah Stubbs
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@micahstubbs
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Sep 4, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,53 +1,55 @@ | ||
| /* Copyright (c) Looker Data Sciences, Inc. See https://github.com/looker-open-source/look-at-me-sideways/blob/master/LICENSE.txt */ | ||
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| const checkCustomRule = require('../lib/custom-rule/custom-rule.js'); | ||
| const pkNamingConvention = require('./rules-lib/pk-naming-convention.js'); | ||
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| module.exports = function( | ||
| project, | ||
| ) { | ||
| let ruleDef = { | ||
| $name: 'K1', | ||
| match: `$.model.*.view.*`, | ||
| ruleFn, | ||
| }; | ||
| let messages = checkCustomRule(ruleDef, project, {ruleSource: 'internal'}); | ||
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| return {messages}; | ||
| const checkCustomRule = require("../lib/custom-rule/custom-rule.js"); | ||
| const pkNamingConvention = require("./rules-lib/pk-naming-convention.js"); | ||
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| module.exports = function (project) { | ||
| let ruleDef = { | ||
| $name: "K1", | ||
| match: `$.model.*.view.*`, | ||
| ruleFn, | ||
| }; | ||
| let messages = checkCustomRule(ruleDef, project, { ruleSource: "internal" }); | ||
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| return { messages }; | ||
| }; | ||
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| function ruleFn(match, path, project) { | ||
| let view = match; | ||
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| const unique = (x, i, arr) => arr.indexOf(x) === i; | ||
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| /* Skip field-only views */ | ||
| if (!view.derived_table && !view.sql_table_name) { | ||
| return { | ||
| level: 'verbose', | ||
| description: `Field-only view ${view.$name} is not subject to Primary Key Dimension rule K1`, | ||
| }; | ||
| } | ||
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| let pkDimensions = (Object.values(view.dimension || {})).filter(pkNamingConvention); | ||
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| if (!pkDimensions.length) { | ||
| return `View ${view.$name} has no dimensions that follow the PK naming convetion`; | ||
| } | ||
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| let declaredNs = pkDimensions | ||
| .map(pkNamingConvention) | ||
| .map((match) => match[1].replace('pk', '')) | ||
| .map((n) => (n===''?'1':n)) | ||
| .filter(unique); | ||
| if (declaredNs.length > 1) { | ||
| return `Different PK dimensions in ${view.$name} declare different column counts: ${declaredNs.join(', ')}`; | ||
| } | ||
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| let n = parseInt(declaredNs[0]); | ||
| if (n != pkDimensions.length && n !== 0) { | ||
| return `View ${view.$name} has ${pkDimensions.length} PK dimension(s) but their names declare ${declaredNs[0]} columns`; | ||
| } | ||
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| return true; | ||
| let view = match; | ||
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| const unique = (x, i, arr) => arr.indexOf(x) === i; | ||
|
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| /* Skip field-only views */ | ||
| if (!view.derived_table && !view.sql_table_name) { | ||
| return { | ||
| level: "verbose", | ||
| description: `Field-only view ${view.$name} is not subject to Primary Key Dimension rule K1`, | ||
| }; | ||
| } | ||
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| let pkDimensions = Object.values(view.dimension || {}).filter( | ||
| pkNamingConvention | ||
| ); | ||
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| if (!pkDimensions.length) { | ||
| return `View ${view.$name} has no dimensions that follow the PK naming convention`; | ||
| } | ||
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| let declaredNs = pkDimensions | ||
| .map(pkNamingConvention) | ||
| .map((match) => match[1].replace("pk", "")) | ||
| .map((n) => (n === "" ? "1" : n)) | ||
| .filter(unique); | ||
| if (declaredNs.length > 1) { | ||
| return `Different PK dimensions in ${ | ||
| view.$name | ||
| } declare different column counts: ${declaredNs.join(", ")}`; | ||
| } | ||
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| let n = parseInt(declaredNs[0]); | ||
| if (n != pkDimensions.length && n !== 0) { | ||
| return `View ${view.$name} has ${pkDimensions.length} PK dimension(s) but their names declare ${declaredNs[0]} columns`; | ||
| } | ||
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| return true; | ||
| } |