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Mini Shell
Mini Shell
// Converts an object of environment variables into a Swagger UI config object
const configSchema = require("./variables")
const defaultBaseConfig = {
url: {
value: "https://petstore.swagger.io/v2/swagger.json",
schema: {
type: "string",
base: true
}
},
dom_id: {
value: "#swagger-ui",
schema: {
type: "string",
base: true
}
},
deepLinking: {
value: "true",
schema: {
type: "boolean",
base: true
}
},
presets: {
value: `[\n SwaggerUIBundle.presets.apis,\n SwaggerUIStandalonePreset\n]`,
schema: {
type: "array",
base: true
}
},
plugins: {
value: `[\n SwaggerUIBundle.plugins.DownloadUrl\n]`,
schema: {
type: "array",
base: true
}
},
layout: {
value: "StandaloneLayout",
schema: {
type: "string",
base: true
}
}
}
function objectToKeyValueString(env, { injectBaseConfig = false, schema = configSchema, baseConfig = defaultBaseConfig } = {}) {
let valueStorage = injectBaseConfig ? Object.assign({}, baseConfig) : {}
const keys = Object.keys(env)
// Compute an intermediate representation that holds candidate values and schemas.
//
// This is useful for deduping between multiple env keys that set the same
// config variable.
keys.forEach(key => {
const varSchema = schema[key]
const value = env[key]
if(!varSchema) return
if(varSchema.onFound) {
varSchema.onFound()
}
const storageContents = valueStorage[varSchema.name]
if(storageContents) {
if (varSchema.legacy === true && !storageContents.schema.base) {
// If we're looking at a legacy var, it should lose out to any already-set value
// except for base values
return
}
delete valueStorage[varSchema.name]
}
valueStorage[varSchema.name] = {
value,
schema: varSchema
}
})
// Compute a key:value string based on valueStorage's contents.
let result = ""
Object.keys(valueStorage).forEach(key => {
const value = valueStorage[key]
const escapedName = /[^a-zA-Z0-9]/.test(key) ? `"${key}"` : key
if (value.schema.type === "string") {
result += `${escapedName}: "${value.value}",\n`
} else {
result += `${escapedName}: ${value.value === "" ? `undefined` : value.value},\n`
}
})
return result.trim()
}
module.exports = objectToKeyValueString
Zerion Mini Shell 1.0