Fix reader error2 (#55)

* fix: numproperty

* update

* fix: lint error

docx-core/examples/reader.rs

@@ -3,7 +3,7 @@ use std::fs::*;
 use std::io::Read;
 
 pub fn main() {
-    let mut file = File::open("./1/1.docx").unwrap();
+    let mut file = File::open("./1.docx").unwrap();
     let mut buf = vec![];
     file.read_to_end(&mut buf).unwrap();
     dbg!(read_docx(&buf).unwrap().json());

docx-core/src/documents/elements/numbering_property.rs

@@ -7,13 +7,28 @@ use crate::xml_builder::*;
 
 #[derive(Debug, Clone, PartialEq)]
 pub struct NumberingProperty {
-    pub id: NumberingId,
-    pub level: IndentLevel,
+    pub id: Option<NumberingId>,
+    pub level: Option<IndentLevel>,
+}
+
+impl Default for NumberingProperty {
+    fn default() -> Self {
+        NumberingProperty {
+            id: None,
+            level: None,
+        }
+    }
 }
 
 impl NumberingProperty {
-    pub fn new(id: NumberingId, level: IndentLevel) -> NumberingProperty {
-        Self { id, level }
+    pub fn new() -> NumberingProperty {
+        Default::default()
+    }
+
+    pub fn add_num(mut self, id: NumberingId, level: IndentLevel) -> NumberingProperty {
+        self.id = Some(id);
+        self.level = Some(level);
+        self
     }
 }
 
@@ -21,8 +36,8 @@ impl BuildXML for NumberingProperty {
     fn build(&self) -> Vec<u8> {
         let b = XMLBuilder::new();
         b.open_numbering_property()
-            .add_child(&self.id)
-            .add_child(&self.level)
+            .add_optional_child(&self.id)
+            .add_optional_child(&self.level)
             .close()
             .build()
     }
@@ -34,8 +49,17 @@ impl Serialize for NumberingProperty {
         S: Serializer,
     {
         let mut t = serializer.serialize_struct("NumberProperty", 2)?;
-        t.serialize_field("id", &self.id.id)?;
-        t.serialize_field("level", &self.level.val)?;
+        let mut id: Option<usize> = None;
+        if let Some(n) = &self.id {
+            id = Some(n.id);
+        }
+        t.serialize_field("id", &id)?;
+
+        let mut level: Option<usize> = None;
+        if let Some(n) = &self.level {
+            level = Some(n.val);
+        }
+        t.serialize_field("level", &level)?;
         t.end()
     }
 }
@@ -50,11 +74,33 @@ mod tests {
 
     #[test]
     fn test_num_property() {
-        let c = NumberingProperty::new(NumberingId::new(0), IndentLevel::new(3));
+        let c = NumberingProperty::new().add_num(NumberingId::new(0), IndentLevel::new(3));
         let b = c.build();
         assert_eq!(
             str::from_utf8(&b).unwrap(),
             r#"<w:numPr><w:numId w:val="0" /><w:ilvl w:val="3" /></w:numPr>"#
         );
     }
+
+    #[test]
+    fn test_empty_num_property() {
+        let c = NumberingProperty::new();
+        let b = c.build();
+        assert_eq!(str::from_utf8(&b).unwrap(), r#"<w:numPr />"#);
+    }
+
+    #[test]
+    fn test_num_property_json() {
+        let c = NumberingProperty::new().add_num(NumberingId::new(0), IndentLevel::new(3));
+        assert_eq!(serde_json::to_string(&c).unwrap(), r#"{"id":0,"level":3}"#);
+    }
+
+    #[test]
+    fn test_empty_num_property_json() {
+        let c = NumberingProperty::new();
+        assert_eq!(
+            serde_json::to_string(&c).unwrap(),
+            r#"{"id":null,"level":null}"#
+        );
+    }
 }

docx-core/src/documents/elements/paragraph_property.rs

@@ -60,7 +60,7 @@ impl ParagraphProperty {
     }
 
     pub fn numbering(mut self, id: NumberingId, level: IndentLevel) -> Self {
-        self.numbering_property = Some(NumberingProperty::new(id, level));
+        self.numbering_property = Some(NumberingProperty::new().add_num(id, level));
         self
     }
 }

docx-core/src/reader/numbering_property.rs

@@ -36,9 +36,9 @@ impl ElementReader for NumberingProperty {
                     let e = XMLElement::from_str(&name.local_name).unwrap();
                     if e == XMLElement::NumberingProperty {
                         if id.is_none() || level.is_none() {
-                            return Err(ReaderError::XMLReadError);
+                            return Ok(NumberingProperty::new());
                         }
-                        let np = NumberingProperty::new(
+                        let np = NumberingProperty::new().add_num(
                             NumberingId::new(id.unwrap()),
                             IndentLevel::new(level.unwrap()),
                         );

docx-core/src/reader/paragraph.rs

@@ -94,7 +94,9 @@ impl ElementReader for Paragraph {
                         }
                         XMLElement::NumberingProperty => {
                             let num_pr = NumberingProperty::read(r, attrs)?;
-                            p = p.numbering(num_pr.id, num_pr.level);
+                            if num_pr.id.is_some() && num_pr.level.is_some() {
+                                p = p.numbering(num_pr.id.unwrap(), num_pr.level.unwrap());
+                            }
                             continue;
                         }
                         _ => {}
@@ -244,10 +246,9 @@ mod tests {
                 property: ParagraphProperty {
                     run_property: RunProperty::new(),
                     style: ParagraphStyle::new(s),
-                    numbering_property: Some(NumberingProperty::new(
-                        NumberingId::new(1),
-                        IndentLevel::new(0),
-                    )),
+                    numbering_property: Some(
+                        NumberingProperty::new().add_num(NumberingId::new(1), IndentLevel::new(0),)
+                    ),
                     alignment: None,
                     indent: None,
                 },

docx-wasm/js/json/paragraph.ts

@@ -9,8 +9,8 @@ export type ParagraphChildJSON =
   | BookmarkEndJSON;
 
 export type NumberingPropertyJSON = {
-  id: number;
-  level: number;
+  id: number | null;
+  level: number | null;
 };
 
 export type ParagraphPropertyJSON = {

docx-wasm/package.json

@@ -1,6 +1,6 @@
 {
   "name": "docx-wasm",
-  "version": "0.0.53",
+  "version": "0.0.54",
   "main": "dist/node/index.js",
   "browser": "dist/web/index.js",
   "author": "bokuweb <bokuweb12@gmail.com>",