Function compileExpr

packages/infra/src/Store/Cosmos/query.ts:344–353

(expression: ComputedProjectionMathIrExpression)

    const relationAlias = relationPath
    const relationSource = dottedToAccess(`f.${relationPath}`)
    const compileExpr = (expression: ComputedProjectionMathIrExpression): string => {
      switch (expression._tag) {
        case "field":
          return dottedToAccess(`${relationAlias}.${expression.field}`)
        case "mul":
          return `(${compileExpr(expression.left)} * ${compileExpr(expression.right)})`
        default:
          return assertUnreachable(expression)
      }
    }
    const factorExpr = (unitExpr: string, toBase: string, factors: Readonly<Record<string, number>>) => {
      const entries = Object.entries(factors).filter(([, factor]) => Number.isFinite(factor))
      return entries.reduceRight<string>(