summaryrefslogtreecommitdiff
path: root/src/emphasis.rs
diff options
context:
space:
mode:
authorHampusM <hampus@hampusmat.com>2023-05-16 21:59:46 +0200
committerHampusM <hampus@hampusmat.com>2023-05-16 21:59:46 +0200
commitcc30a537284871d668911353bd121e38d0353eb0 (patch)
tree121976a44346f5979447d9d9052372246d4ff66c /src/emphasis.rs
parentb336066d6067a0eb9ff9fc34c5aa062b86e56c62 (diff)
refactor: reorganize structsHEADmaster
Diffstat (limited to 'src/emphasis.rs')
-rw-r--r--src/emphasis.rs66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/emphasis.rs b/src/emphasis.rs
new file mode 100644
index 0000000..12502ad
--- /dev/null
+++ b/src/emphasis.rs
@@ -0,0 +1,66 @@
+//! Emphasis.
+use crate::xml::element::Tagged;
+
+/// Emphasis.
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct Emphasis
+{
+ /// The emphasised text.
+ pub text: String,
+
+ /// Emphasis role.
+ pub role: Role,
+}
+
+impl Emphasis
+{
+ pub(crate) fn from_tagged_element(tagged_element: &Tagged) -> Result<Self, Error>
+ {
+ return Ok(Emphasis {
+ text: tagged_element
+ .child_elements()
+ .get_first_text_element()
+ .cloned()
+ .unwrap_or_default(),
+ role: tagged_element
+ .attributes()
+ .iter()
+ .find(|attr| attr.key == "role")
+ .map(|attr| {
+ let value = String::from_utf8(attr.value.clone())
+ .map_err(|_| Error::EmphasisRoleNotUTF8)?;
+
+ if value == "bold" {
+ return Ok(Role::Bold);
+ }
+
+ Err(Error::UnknownEmphasisRole(value))
+ })
+ .unwrap_or(Ok(Role::None))?,
+ });
+ }
+}
+
+/// [`Emphasis`] error.
+#[derive(Debug, thiserror::Error)]
+pub enum Error
+{
+ /// Emphasis role is not valid UTF-8.
+ #[error("Emphasis role is not valid UTF-8")]
+ EmphasisRoleNotUTF8,
+
+ /// Unknown emphasis role.
+ #[error("Unknown emphasis role '{0}'")]
+ UnknownEmphasisRole(String),
+}
+
+/// Emphasis role.
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum Role
+{
+ /// Bold.
+ Bold,
+
+ /// None.
+ None,
+}