SwiftLint/Source/SwiftLintFramework/Rules/Idiomatic/LegacyNSGeometryFunctionsRu...

131 lines
6.1 KiB
Swift

import Foundation
import SourceKittenFramework
public struct LegacyNSGeometryFunctionsRule: CorrectableRule, ConfigurationProviderRule, AutomaticTestableRule {
public var configuration = SeverityConfiguration(.warning)
public init() {}
public static let description = RuleDescription(
identifier: "legacy_nsgeometry_functions",
name: "Legacy NSGeometry Functions",
description: "Struct extension properties and methods are preferred over legacy functions",
kind: .idiomatic,
nonTriggeringExamples: [
"rect.width",
"rect.height",
"rect.minX",
"rect.midX",
"rect.maxX",
"rect.minY",
"rect.midY",
"rect.maxY",
"rect.isEmpty",
"rect.integral",
"rect.insetBy(dx: 5.0, dy: -7.0)",
"rect.offsetBy(dx: 5.0, dy: -7.0)",
"rect1.union(rect2)",
"rect1.intersect(rect2)",
// "rect.divide(atDistance: 10.2, fromEdge: edge)", No correction available for divide
"rect1.contains(rect2)",
"rect.contains(point)",
"rect1.intersects(rect2)"
],
triggeringExamples: [
"↓NSWidth(rect)",
"↓NSHeight(rect)",
"↓NSMinX(rect)",
"↓NSMidX(rect)",
"↓NSMaxX(rect)",
"↓NSMinY(rect)",
"↓NSMidY(rect)",
"↓NSMaxY(rect)",
"↓NSEqualRects(rect1, rect2)",
"↓NSEqualSizes(size1, size2)",
"↓NSEqualPoints(point1, point2)",
"↓NSEdgeInsetsEqual(insets2, insets2)",
"↓NSIsEmptyRect(rect)",
"↓NSIntegralRect(rect)",
"↓NSInsetRect(rect, 10, 5)",
"↓NSOffsetRect(rect, -2, 8.3)",
"↓NSUnionRect(rect1, rect2)",
"↓NSIntersectionRect(rect1, rect2)",
"↓NSContainsRect(rect1, rect2)",
"↓NSPointInRect(rect, point)",
"↓NSIntersectsRect(rect1, rect2)"
],
corrections: [
"↓NSWidth( rect )\n": "rect.width\n",
"↓NSHeight(rect )\n": "rect.height\n",
"↓NSMinX( rect)\n": "rect.minX\n",
"↓NSMidX( rect)\n": "rect.midX\n",
"↓NSMaxX( rect)\n": "rect.maxX\n",
"↓NSMinY(rect )\n": "rect.minY\n",
"↓NSMidY(rect )\n": "rect.midY\n",
"↓NSMaxY( rect )\n": "rect.maxY\n",
"↓NSEqualPoints( point1 , point2)\n": "point1 == point2\n",
"↓NSEqualSizes(size1,size2 )\n": "size1 == size2\n",
"↓NSEqualRects( rect1, rect2)\n": "rect1 == rect2\n",
"↓NSEdgeInsetsEqual(insets1, insets2)\n": "insets1 == insets2\n",
"↓NSIsEmptyRect( rect )\n": "rect.isEmpty\n",
"↓NSIntegralRect(rect )\n": "rect.integral\n",
"↓NSInsetRect(rect, 5.0, -7.0)\n": "rect.insetBy(dx: 5.0, dy: -7.0)\n",
"↓NSOffsetRect(rect, -2, 8.3)\n": "rect.offsetBy(dx: -2, dy: 8.3)\n",
"↓NSUnionRect(rect1, rect2)\n": "rect1.union(rect2)\n",
"↓NSIntersectionRect( rect1 ,rect2)\n": "rect1.intersect(rect2)\n",
"↓NSContainsRect( rect1,rect2 )\n": "rect1.contains(rect2)\n",
"↓NSPointInRect(point ,rect)\n": "rect.contains(point)\n", // note order of arguments
"↓NSIntersectsRect( rect1,rect2 )\n": "rect1.intersects(rect2)\n",
"↓NSIntersectsRect(rect1, rect2 )\n↓NSWidth(rect )\n":
"rect1.intersects(rect2)\nrect.width\n"
]
)
public func validate(file: File) -> [StyleViolation] {
let functions = ["NSWidth", "NSHeight", "NSMinX", "NSMidX",
"NSMaxX", "NSMinY", "NSMidY", "NSMaxY",
"NSEqualRects", "NSEqualSizes", "NSEqualPoints", "NSEdgeInsetsEqual",
"NSIsEmptyRect", "NSIntegralRect", "NSInsetRect",
"NSOffsetRect", "NSUnionRect", "NSIntersectionRect",
"NSContainsRect", "NSPointInRect", "NSIntersectsRect"]
let pattern = "\\b(" + functions.joined(separator: "|") + ")\\b"
return file.match(pattern: pattern, with: [.identifier]).map {
StyleViolation(ruleDescription: type(of: self).description,
severity: configuration.severity,
location: Location(file: file, characterOffset: $0.location))
}
}
public func correct(file: File) -> [Correction] {
let varName = RegexHelpers.varNameGroup
let twoVars = RegexHelpers.twoVars
let twoVariableOrNumber = RegexHelpers.twoVariableOrNumber
let patterns: [String: String] = [
"NSWidth\\(\(varName)\\)": "$1.width",
"NSHeight\\(\(varName)\\)": "$1.height",
"NSMinX\\(\(varName)\\)": "$1.minX",
"NSMidX\\(\(varName)\\)": "$1.midX",
"NSMaxX\\(\(varName)\\)": "$1.maxX",
"NSMinY\\(\(varName)\\)": "$1.minY",
"NSMidY\\(\(varName)\\)": "$1.midY",
"NSMaxY\\(\(varName)\\)": "$1.maxY",
"NSEqualRects\\(\(twoVars)\\)": "$1 == $2",
"NSEqualSizes\\(\(twoVars)\\)": "$1 == $2",
"NSEqualPoints\\(\(twoVars)\\)": "$1 == $2",
"NSEdgeInsetsEqual\\(\(twoVars)\\)": "$1 == $2",
"NSIsEmptyRect\\(\(varName)\\)": "$1.isEmpty",
"NSIntegralRect\\(\(varName)\\)": "$1.integral",
"NSInsetRect\\(\(varName),\(twoVariableOrNumber)\\)": "$1.insetBy(dx: $2, dy: $3)",
"NSOffsetRect\\(\(varName),\(twoVariableOrNumber)\\)": "$1.offsetBy(dx: $2, dy: $3)",
"NSUnionRect\\(\(twoVars)\\)": "$1.union($2)",
"NSIntersectionRect\\(\(twoVars)\\)": "$1.intersect($2)",
"NSContainsRect\\(\(twoVars)\\)": "$1.contains($2)",
"NSPointInRect\\(\(twoVars)\\)": "$2.contains($1)", // note order of arguments
"NSIntersectsRect\\(\(twoVars)\\)": "$1.intersects($2)"
]
return file.correct(legacyRule: self, patterns: patterns)
}
}