io.specmatic.core.URLPathSegmentPattern.kt Maven / Gradle / Ivy

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Turn your contracts into executable specifications. Contract Driven Development - Collaboratively Design & Independently Deploy MicroServices & MicroFrontends.

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package io.specmatic.core

import io.specmatic.core.pattern.*
import io.specmatic.core.pattern.config.NegativePatternConfiguration
import io.specmatic.core.value.JSONArrayValue
import io.specmatic.core.value.NullValue
import io.specmatic.core.value.StringValue
import io.specmatic.core.value.Value

data class URLPathSegmentPattern(override val pattern: Pattern, override val key: String? = null, override val typeAlias: String? = null) : Pattern, Keyed {
    override fun matches(sampleData: Value?, resolver: Resolver): Result =
            resolver.matchesPattern(key, pattern, sampleData ?: NullValue)

    override fun generate(resolver: Resolver): Value {
        return resolver.withCyclePrevention(pattern) { cyclePreventedResolver ->
            if (key != null)
                cyclePreventedResolver.generate(key, pattern)
            else pattern.generate(cyclePreventedResolver)
        }
    }

    fun newBasedOn_Wrapper(row: Row, resolver: Resolver): Sequence {
        return newBasedOn(row, resolver).map { it.value }
    }

    override fun newBasedOn(row: Row, resolver: Resolver): Sequence> =
        resolver.withCyclePrevention(pattern) { cyclePreventedResolver ->
            pattern.newBasedOn(row, cyclePreventedResolver).map { it.ifValue { URLPathSegmentPattern(it, key) } }
        }

    override fun newBasedOn(resolver: Resolver): Sequence =
        resolver.withCyclePrevention(pattern) { cyclePreventedResolver ->
            pattern.newBasedOn(cyclePreventedResolver).map { URLPathSegmentPattern(it, key) }
        }

    override fun negativeBasedOn(row: Row, resolver: Resolver, config: NegativePatternConfiguration): Sequence> {
        if(pattern is ExactValuePattern)
            return emptySequence()

        if(pattern is StringPattern)
            return emptySequence()

        return resolver.withCyclePrevention(pattern) { cyclePreventedResolver ->
            pattern.negativeBasedOn(row, cyclePreventedResolver).map { it.breadCrumb(key).breadCrumb("PATH") }
                .filterValueIsNot {
                    it is NullPattern
                }.map {
                    it.ifValue {  URLPathSegmentPattern(it, key) }
                }
        }
    }

    override fun parse(value: String, resolver: Resolver): Value = pattern.parse(value, resolver)

    override fun encompasses(otherPattern: Pattern, thisResolver: Resolver, otherResolver: Resolver, typeStack: TypeStack): Result {
        if(otherPattern !is URLPathSegmentPattern)
            return this.pattern.encompasses(otherPattern, thisResolver, otherResolver, typeStack)

        return otherPattern.pattern.fitsWithin(patternSet(thisResolver), otherResolver, thisResolver, typeStack)
    }

    override fun listOf(valueList: List, resolver: Resolver): Value {
        return JSONArrayValue(valueList)
    }

    fun tryParse(token: String, resolver: Resolver): Value {
        return try {
            this.pattern.parse(token, resolver)
        } catch (e: Throwable) {
            if (isPatternToken(token) && token.contains(":"))
                StringValue(withPatternDelimiters(withoutPatternDelimiters(token).split(":".toRegex(), 2)[1]))
            else
                StringValue(token)
        }
    }

    override val typeName: String = "url path"
}