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martinbonninmartinbonnin
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Simplify semanticEquals (#6388)
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  • libraries/apollo-ast/src/commonMain/kotlin/com/apollographql/apollo/ast/internal

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‎libraries/apollo-ast/src/commonMain/kotlin/com/apollographql/apollo/ast/internal/semanticEquals.kt

Lines changed: 21 additions & 209 deletions
Original file line numberDiff line numberDiff line change
@@ -1,221 +1,33 @@
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package com.apollographql.apollo.ast.internal
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import com.apollographql.apollo.ast.GQLArgument
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import com.apollographql.apollo.ast.GQLBooleanValue
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import com.apollographql.apollo.ast.GQLDirective
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import com.apollographql.apollo.ast.GQLDirectiveDefinition
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import com.apollographql.apollo.ast.GQLEnumTypeDefinition
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import com.apollographql.apollo.ast.GQLEnumValue
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import com.apollographql.apollo.ast.GQLEnumValueDefinition
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import com.apollographql.apollo.ast.GQLFloatValue
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import com.apollographql.apollo.ast.GQLInputObjectTypeDefinition
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import com.apollographql.apollo.ast.GQLInputValueDefinition
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import com.apollographql.apollo.ast.GQLIntValue
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import com.apollographql.apollo.ast.GQLListType
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import com.apollographql.apollo.ast.GQLListValue
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import com.apollographql.apollo.ast.GQLNamed
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import com.apollographql.apollo.ast.GQLNamedType
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import com.apollographql.apollo.ast.GQLNode
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import com.apollographql.apollo.ast.GQLNonNullType
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import com.apollographql.apollo.ast.GQLNullValue
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import com.apollographql.apollo.ast.GQLObjectValue
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import com.apollographql.apollo.ast.GQLScalarTypeDefinition
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import com.apollographql.apollo.ast.GQLStringValue
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import com.apollographql.apollo.ast.GQLVariableValue
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import com.apollographql.apollo.ast.toUtf8
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import com.apollographql.apollo.ast.*
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/**
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* Returns true if the two nodes are semantically equal, which ignores the source location and the description.
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* Note that not all cases are implemented - currently [GQLEnumTypeDefinition] and [GQLDirectiveDefinition] are fully supported, and
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* unsupported types will throw.
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*/
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internal fun GQLNode.semanticEquals(other: GQLNode?): Boolean {
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if (other == null) return false
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when (this) {
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is GQLDirectiveDefinition -> {
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if (other !is GQLDirectiveDefinition) {
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return false
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}
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if (locations != other.locations) {
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return false
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}
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if (repeatable != other.repeatable) {
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return false
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}
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}
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is GQLInputValueDefinition -> {
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if (other !is GQLInputValueDefinition) {
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return false
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}
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if (!type.semanticEquals(other.type)) {
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return false
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}
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if (defaultValue != null) {
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if (!defaultValue.semanticEquals(other.defaultValue)) {
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return false
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}
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} else if (other.defaultValue != null) {
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return false
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}
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}
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is GQLNonNullType -> {
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if (other !is GQLNonNullType) {
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return false
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}
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}
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is GQLListType -> {
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if (other !is GQLListType) {
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return false
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}
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}
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is GQLNamedType -> {
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if (other !is GQLNamedType) {
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return false
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}
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}
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is GQLNullValue -> {
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if (other !is GQLNullValue) {
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return false
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}
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}
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is GQLListValue -> {
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if (other !is GQLListValue) {
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return false
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}
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}
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is GQLObjectValue -> {
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if (other !is GQLObjectValue) {
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return false
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}
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}
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is GQLStringValue -> {
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if (other !is GQLStringValue) {
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return false
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}
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if (value != other.value) {
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return false
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}
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}
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is GQLBooleanValue -> {
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if (other !is GQLBooleanValue) {
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return false
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}
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if (value != other.value) {
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return false
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}
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}
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is GQLIntValue -> {
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if (other !is GQLIntValue) {
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return false
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}
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if (value != other.value) {
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return false
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}
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}
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is GQLFloatValue -> {
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if (other !is GQLFloatValue) {
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return false
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}
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if (value != other.value) {
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return false
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}
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}
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is GQLEnumValue -> {
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if (other !is GQLEnumValue) {
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return false
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}
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if (value != other.value) {
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return false
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}
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}
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is GQLVariableValue -> {
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if (other !is GQLVariableValue) {
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return false
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}
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}
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is GQLEnumTypeDefinition -> {
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if (other !is GQLEnumTypeDefinition) {
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return false
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}
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}
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is GQLDirective -> {
161-
if (other !is GQLDirective) {
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return false
163-
}
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}
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is GQLArgument -> {
167-
if (other !is GQLArgument) {
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return false
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}
170-
}
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172-
is GQLEnumValueDefinition -> {
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if (other !is GQLEnumValueDefinition) {
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return false
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}
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}
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is GQLInputObjectTypeDefinition -> {
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if (other !is GQLInputObjectTypeDefinition) {
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return false
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}
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}
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is GQLScalarTypeDefinition -> {
185-
if (other !is GQLScalarTypeDefinition) {
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return false
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}
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}
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else -> {
191-
TODO("semanticEquals not supported for ${this::class.simpleName}")
192-
}
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}
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if (this is GQLNamed) {
196-
if (other !is GQLNamed) {
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return false
198-
}
199-
if (name != other.name) {
200-
return false
201-
}
202-
}
203-
204-
if (children.size != other.children.size) {
205-
return false
206-
}
207-
for (i in children.indices) {
208-
if (!children[i].semanticEquals(other.children[i])) {
209-
return false
210-
}
211-
}
212-
return true
213-
}
214-
215-
internal fun GQLDirectiveDefinition.toSemanticSdl(): String {
216-
return copy(description = null, arguments = arguments.map { it.copy(description = null) }).toUtf8().trim()
11+
return toSemanticSdl() == other.toSemanticSdl()
21712
}
21813

219-
internal fun GQLEnumTypeDefinition.toSemanticSdl(): String {
220-
return copy(description = null, enumValues = enumValues.map { it.copy(description = null) }).toUtf8().replace(Regex("[\\n ]+"), " ").trim()
14+
internal fun GQLNode.toSemanticSdl(): String {
15+
return transform2 { node ->
16+
when (node) {
17+
is GQLInputValueDefinition -> node.copy(description = null)
18+
is GQLObjectTypeDefinition -> node.copy(description = null)
19+
is GQLScalarTypeDefinition -> node.copy(description = null)
20+
is GQLInputObjectTypeDefinition -> node.copy(description = null)
21+
is GQLUnionTypeDefinition -> node.copy(description = null)
22+
is GQLEnumTypeDefinition -> node.copy(description = null)
23+
is GQLInterfaceTypeDefinition -> node.copy(description = null)
24+
is GQLFieldDefinition -> node.copy(description = null)
25+
is GQLDirectiveDefinition -> node.copy(description = null)
26+
is GQLEnumValueDefinition -> node.copy(description = null)
27+
is GQLFragmentDefinition -> node.copy(description = null)
28+
is GQLOperationDefinition -> node.copy(description = null)
29+
is GQLSchemaDefinition -> node.copy(description = null)
30+
else -> node
31+
}
32+
}!!.toUtf8("").replace(Regex("[\\n ]+"), " ").trim()
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}

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