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Allow template filters to throw errors

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This commit is contained in:
Kyle Fuller
2015-10-24 14:41:37 -07:00
parent f35be4b701
commit 8ac6e26876
5 changed files with 29 additions and 20 deletions
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10
Stencil/Variable.swift
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@@ -24,11 +24,11 @@ class FilterExpression : Resolvable {
}
}
func resolve(context: Context) -> Any? {
let result = variable.resolve(context)
func resolve(context: Context) throws -> Any? {
let result = try variable.resolve(context)
return filters.reduce(result) { x, y in
return y(x)
return try filters.reduce(result) { x, y in
return try y(x)
}
}
}
@@ -47,7 +47,7 @@ public struct Variable : Equatable, Resolvable {
}
/// Resolve the variable in the given context
public func resolve(context:Context) -> Any? {
public func resolve(context:Context) throws -> Any? {
var current: Any? = context
if (variable.hasPrefix("'") && variable.hasSuffix("'")) || (variable.hasPrefix("\"") && variable.hasSuffix("\"")) {