@grnsft/if

<!doctype html> <html lang="en"> <head> <title>Code coverage report for builtins/interpolation/index.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../../index.html">All files</a> / <a href="index.html">builtins/interpolation</a> index.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 100% Statements 68/68 </div> <div class='fl pad1y space-right2'> 100% Branches 16/16 </div> <div class='fl pad1y space-right2'> 100% Functions 17/17 </div> <div class='fl pad1y space-right2'> 100% Lines 67/67 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. <template id="filterTemplate"> <div class="quiet"> Filter: <input oninput="onInput()" type="search" id="fileSearch"> </div> </template> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a href='#L13'>13</a> <a name='L14'></a><a href='#L14'>14</a> <a name='L15'></a><a href='#L15'>15</a> <a name='L16'></a><a href='#L16'>16</a> <a name='L17'></a><a href='#L17'>17</a> <a name='L18'></a><a href='#L18'>18</a> <a name='L19'></a><a 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7x     8x              </td><td class="text"><pre class="prettyprint lang-js">import Spline from 'typescript-cubic-spline'; import {z} from 'zod'; import {ERRORS} from '@grnsft/if-core/utils'; import { ExecutePlugin, PluginParams, ConfigParams, Method, } from '@grnsft/if-core/types';   import {validate} from '../../util/validations';   import {STRINGS} from '../../config';   const {GlobalConfigError} = ERRORS; const { MISSING_GLOBAL_CONFIG, X_Y_EQUAL, ARRAY_LENGTH_NON_EMPTY, WITHIN_THE_RANGE, } = STRINGS;   export const Interpolation = (globalConfig: ConfigParams): ExecutePlugin => { /** * Executes the energy consumption calculation for an array of input parameters. */ const execute = (inputs: PluginParams[]) => { const validatedConfig = validateConfig();   return inputs.map((input, index) => { const safeInput = validateInput(input, index); const result = calculateResult(validatedConfig, safeInput);   return { ...input, [validatedConfig['output-parameter']]: result, }; }); };   /** * Calculates the appropriate interpolation value based on the specified method type in the config and input parameters. */ const calculateResult = (config: ConfigParams, input: PluginParams) => { const methodType: {[key: string]: number} = { linear: getLinearInterpolation(config, input), spline: getSplineInterpolation(config, input), polynomial: getPolynomialInterpolation(config, input), };   return methodType[config.method]; };   /** * Calculates the interpolation when the method is linear. */ const getLinearInterpolation = ( config: ConfigParams, input: PluginParams ) => { const parameter = input[globalConfig['input-parameter']]; const xPoints: number[] = config.x; const yPoints: number[] = config.y;   const result = xPoints.reduce( (acc, xPoint, i) => { if (parameter === xPoint) { acc.baseCpu = xPoint; acc.baseRate = yPoints[i]; } else if (parameter > xPoint && parameter < xPoints[i + 1]) { acc.baseCpu = xPoint; acc.baseRate = yPoints[i]; acc.ratio = (yPoints[i + 1] - yPoints[i]) / (xPoints[i + 1] - xPoint); }   return acc; }, {baseRate: 0, baseCpu: 0, ratio: 0} );   return result.baseRate + (parameter - result.baseCpu) * result.ratio; };   /** * Calculates the interpolation when the method is spline. */ const getSplineInterpolation = ( config: ConfigParams, input: PluginParams ) => { const parameter = input[globalConfig['input-parameter']]; const xPoints: number[] = config.x; const yPoints: number[] = config.y; const spline: any = new Spline(xPoints, yPoints);   return spline.at(parameter); };   /** * Calculates the interpolation when the method is polynomial. */ const getPolynomialInterpolation = ( config: ConfigParams, input: PluginParams ) => { const parameter = input[globalConfig['input-parameter']]; const xPoints: number[] = config.x; const yPoints: number[] = config.y;   const result = xPoints.reduce((acc, x, i) => { const term = yPoints[i] * xPoints.reduce((prod, xPoint, j) => { if (j !== i) { return (prod * (parameter - xPoint)) / (x - xPoint); } return prod; }, 1); return acc + term; }, 0);   return result; };   /** * Validates global config parameters. * Sorts elements of `x` and `y`. */ const validateConfig = () => { if (!globalConfig) { throw new GlobalConfigError(MISSING_GLOBAL_CONFIG); }   const schema = z .object({ method: z.nativeEnum(Method), x: z.array(z.number()), y: z.array(z.number()), 'input-parameter': z.string(), 'output-parameter': z.string(), }) .refine(data => data.x && data.y && data.x.length === data.y.length, { message: X_Y_EQUAL, }) .refine(data => data.x.length > 1 && data.y.length > 1, { message: ARRAY_LENGTH_NON_EMPTY, });   const defaultMethod = globalConfig.method ?? Method.LINEAR; const updatedConfig = Object.assign( {}, {method: defaultMethod}, globalConfig, { x: sortPoints(globalConfig.x), y: sortPoints(globalConfig.y), } );   return validate<z.infer<typeof schema>>(schema, updatedConfig); };   const sortPoints = (items: number[]) => items.sort((a: number, b: number) => { return a - b; });   /** * Validates inputes parameters. */ const validateInput = (input: PluginParams, index: number) => { const inputParameter = globalConfig['input-parameter']; const schema = z .object({ timestamp: z.string().or(z.date()), duration: z.number(), [inputParameter]: z.number().gt(0), }) .refine( data => data[inputParameter] >= globalConfig.x[0] && data[inputParameter] <= globalConfig.x[globalConfig.x.length - 1], { message: WITHIN_THE_RANGE, } );   return validate<z.infer<typeof schema>>(schema, input, index); };   return { metadata: { kind: 'execute', }, execute, }; };  </pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a> at 2024-06-25T13:39:04.332Z </div> <script src="../../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>