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Initial move to returning results from render calls.

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This commit is contained in:
Tom Alexander
2020-04-12 18:29:40 -04:00
parent d30749f709
commit d51392fe8a
5 changed files with 66 additions and 25 deletions
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6
src/bin.rs
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@@ -4,6 +4,7 @@ use renderer::compile_template;
use renderer::CompiledTemplate;
use renderer::ContextElement;
use renderer::DustRenderer;
use renderer::RenderError;
use renderer::Renderable;
use renderer::Walkable;
use std::env;
@@ -85,7 +86,7 @@ impl Renderable for serde_json::Value {
}
impl Walkable for serde_json::Value {
fn walk(&self, segment: &str) -> &dyn ContextElement {
fn walk(&self, segment: &str) -> Result<&dyn ContextElement, RenderError> {
match self {
serde_json::Value::Null => panic!("Attempted to walk to {} on a null value", segment),
serde_json::Value::Bool(_boolean) => {
@@ -98,7 +99,8 @@ impl Walkable for serde_json::Value {
panic!("Attempted to walk to {} on a string value", segment)
}
serde_json::Value::Array(_arr) => todo!("Arrays not supported yet"),
serde_json::Value::Object(obj) => obj.get(segment).unwrap(),
// TODO: Handle this error better
serde_json::Value::Object(obj) => Ok(obj.get(segment).unwrap()),
}
}
}