impl atom parsing

src/atom/mod.rs

@@ -0,0 +1,106 @@
+use core::option::Option;
+
+use crate::useflag::UseFlag;
+use get::Get;
+
+pub mod parsers;
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum Blocker {
+    Weak,
+    Strong,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum VersionOperator {
+    Lt,
+    Gt,
+    LtEq,
+    GtEq,
+    Roughly,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Get)]
+pub struct Category(#[get(method = "get")] String);
+
+#[derive(Clone, Debug, PartialEq, Eq, Get)]
+pub struct Name(#[get(method = "get")] String);
+
+#[derive(Clone, Debug, Get)]
+pub struct VersionNumber(#[get(method = "get")] String);
+
+#[derive(Clone, Copy, Debug)]
+pub enum VersionSuffixKind {
+    Alpha,
+    Beta,
+    Pre,
+    Rc,
+    P,
+}
+
+#[derive(Clone, Debug, Get)]
+pub struct VersionSuffix {
+    kind: VersionSuffixKind,
+    number: Option<VersionNumber>,
+}
+
+#[derive(Clone, Debug, Get)]
+pub struct Version {
+    numbers: Vec<VersionNumber>,
+    letter: Option<char>,
+    suffixes: Vec<VersionSuffix>,
+    rev: Option<VersionNumber>,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum SlotOperator {
+    Eq,
+    Star,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Get)]
+pub struct SlotName(#[get(method = "name")] String);
+
+#[derive(Clone, Debug, PartialEq, Eq, Get)]
+pub struct Slot {
+    slot: SlotName,
+    sub: Option<SlotName>,
+    operator: Option<SlotOperator>,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum UseDepNegate {
+    Minus,
+    Exclamation,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum UseDepSign {
+    Enabled,
+    Disabled,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum UseDepCondition {
+    Eq,
+    Question,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Get)]
+pub struct UseDep {
+    negate: Option<UseDepNegate>,
+    flag: UseFlag,
+    sign: Option<UseDepSign>,
+    condition: Option<UseDepCondition>,
+}
+
+#[derive(Clone, Debug, Get)]
+pub struct Atom {
+    blocker: Option<Blocker>,
+    version_operator: Option<VersionOperator>,
+    category: Category,
+    name: Name,
+    version: Option<Version>,
+    slot: Option<Slot>,
+    usedeps: Vec<UseDep>,
+}