servo-script 0.2.0

A component of the servo web-engine.
Documentation 
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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

use std::fmt;

use dom_struct::dom_struct;

use crate::dom::bindings::codegen::Bindings::TrustedScriptURLBinding::TrustedScriptURLMethods;
use crate::dom::bindings::codegen::UnionTypes::TrustedScriptURLOrUSVString;
use crate::dom::bindings::error::Fallible;
use crate::dom::bindings::reflector::{Reflector, reflect_dom_object_with_cx};
use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::globalscope::GlobalScope;
use crate::dom::trustedtypes::trustedtypepolicy::TrustedType;
use crate::dom::trustedtypes::trustedtypepolicyfactory::{
    DEFAULT_SCRIPT_SINK_GROUP, TrustedTypePolicyFactory,
};

#[dom_struct]
pub struct TrustedScriptURL {
    reflector_: Reflector,

    data: DOMString,
}

impl TrustedScriptURL {
    fn new_inherited(data: DOMString) -> Self {
        Self {
            reflector_: Reflector::new(),
            data,
        }
    }

    pub(crate) fn new(
        cx: &mut js::context::JSContext,
        data: DOMString,
        global: &GlobalScope,
    ) -> DomRoot<Self> {
        reflect_dom_object_with_cx(Box::new(Self::new_inherited(data)), global, cx)
    }

    pub(crate) fn get_trusted_type_compliant_string(
        cx: &mut js::context::JSContext,
        global: &GlobalScope,
        value: TrustedScriptURLOrUSVString,
        sink: &str,
    ) -> Fallible<DOMString> {
        match value {
            TrustedScriptURLOrUSVString::USVString(value) => {
                TrustedTypePolicyFactory::get_trusted_type_compliant_string(
                    cx,
                    TrustedType::TrustedScriptURL,
                    global,
                    value.as_ref().into(),
                    sink,
                    DEFAULT_SCRIPT_SINK_GROUP,
                )
            },
            TrustedScriptURLOrUSVString::TrustedScriptURL(trusted_script_url) => {
                Ok(trusted_script_url.data.clone())
            },
        }
    }

    pub(crate) fn data(&self) -> &DOMString {
        &self.data
    }
}

impl fmt::Display for TrustedScriptURL {
    #[inline]
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str(&self.data.str())
    }
}

impl TrustedScriptURLMethods<crate::DomTypeHolder> for TrustedScriptURL {
    /// <https://www.w3.org/TR/trusted-types/#trustedscripturl-stringification-behavior>
    fn Stringifier(&self) -> DOMString {
        self.data.clone()
    }

    /// <https://www.w3.org/TR/trusted-types/#dom-trustedscripturl-tojson>
    fn ToJSON(&self) -> DOMString {
        self.data.clone()
    }
}