1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306

use super::*;

/// Builder to customise path styling
pub struct StyleBuilder<'a> {
    object_key_prefix: Option<&'a str>,
    object_key_suffix: Option<&'a str>,
    object_keys_in_path: Option<bool>,
    skip_object_parents: Option<bool>,
    array_key_prefix: Option<&'a str>,
    array_key_suffix: Option<&'a str>,
    array_keys_in_path: Option<bool>,
    skip_array_parents: Option<bool>,
}

impl<'a> StyleBuilder<'a> {
    pub fn new() -> Self {
        StyleBuilder {
            object_key_prefix: None,
            object_key_suffix: None,
            object_keys_in_path: None,
            skip_object_parents: None,
            array_key_prefix: None,
            array_key_suffix: None,
            array_keys_in_path: None,
            skip_array_parents: None,
        }
    }

    /// Clears the currently specified object key prefix value
    pub fn default_object_key_prefix(mut self) -> Self {
        self.object_key_prefix = None;
        self
    }
    /// Sets the object key prefix value
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .object_key_prefix(">>>")
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: ">>>apple\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn object_key_prefix(mut self, value: &'a str) -> Self {
        self.object_key_prefix = Some(value);
        self
    }

    /// Clears the currently specified object key suffix value
    pub fn default_object_key_suffix(mut self) -> Self {
        self.object_key_suffix = None;
        self
    }
    /// Sets the object key suffix value
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .object_key_suffix("$$$")
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple$$$[0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn object_key_suffix(mut self, value: &'a str) -> Self {
        self.object_key_suffix = Some(value);
        self
    }

    /// Clears whether to show or hide object key values in the Element path
    pub fn default_object_keys_in_path(mut self) -> Self {
        self.object_keys_in_path = None;
        self
    }
    /// Sets the object key values to be visible in the Element path
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .show_object_keys_in_path()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn show_object_keys_in_path(mut self) -> Self {
        self.object_keys_in_path = Some(true);
        self
    }
    /// Sets the object key values to be hidden in the Element path
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .hide_object_keys_in_path()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn hide_object_keys_in_path(mut self) -> Self {
        self.object_keys_in_path = Some(false);
        self
    }

    /// Clears whether to skip or include values that are objects in the set of yielded values
    pub fn default_object_parents(mut self) -> Self {
        self.skip_object_parents = None;
        self
    }
    /// Sets values that are objects to be yielded by the Iterator
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .skip_object_parents()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn skip_object_parents(mut self) -> Self {
        self.skip_object_parents = Some(true);
        self
    }
    /// Prevents values that are objects from being yielded by the Iterator
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .include_object_parents()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "".into(), indices: vec![], value: &json!({"apple": [1, true, "three"]}), });
    /// ```
    pub fn include_object_parents(mut self) -> Self {
        self.skip_object_parents = Some(false);
        self
    }

    /// Clears the currently specified array_key_prefix value
    pub fn default_array_key_prefix(mut self) -> Self {
        self.array_key_prefix = None;
        self
    }
    /// Sets the array_key_prefix value
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .array_key_prefix(":::")
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"]:::0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn array_key_prefix(mut self, value: &'a str) -> Self {
        self.array_key_prefix = Some(value);
        self
    }

    /// Clears the currently specified array key suffix value
    pub fn default_array_key_suffix(mut self) -> Self {
        self.array_key_suffix = None;
        self
    }
    /// Sets the array key suffix value
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .array_key_suffix("!!!")
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][0!!!".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn array_key_suffix(mut self, value: &'a str) -> Self {
        self.array_key_suffix = Some(value);
        self
    }

    /// Clears whether to show or hide array key values in the Element path
    pub fn default_array_keys_in_path(mut self) -> Self {
        self.array_keys_in_path = None;
        self
    }
    /// Sets the array key values to be visible in the Element path
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .show_array_keys_in_path()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn show_array_keys_in_path(mut self) -> Self {
        self.array_keys_in_path = Some(true);
        self
    }
    /// Sets the array key values to be hidden in the Element path
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .hide_array_keys_in_path()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn hide_array_keys_in_path(mut self) -> Self {
        self.array_keys_in_path = Some(false);
        self
    }

    /// Clears whether to skip or include values that are arrays in the set of yielded values
    pub fn default_array_parents(mut self) -> Self {
        self.skip_array_parents = None;
        self
    }
    /// Sets values that are arrays to be yielded by the Iterator
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .skip_array_parents()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"][0]".into(), indices: vec![0], value: &json!(1), });
    /// ```
    pub fn skip_array_parents(mut self) -> Self {
        self.skip_array_parents = Some(true);
        self
    }
    /// Prevents values that are arrays from being yielded by the Iterator
    /// ```rust
    /// use serde_json::json;
    /// use json_keypath_iter::{Style, StyleBuilder, Iterator, Element};
    ///
    /// let style: Style = StyleBuilder::new()
    ///     .include_array_parents()
    ///     .build();
    /// let value = json!({"apple": [1, true, "three"]});
    /// let iter = Iterator::new(&value).use_style(style);
    /// let items: Vec<_> = iter.collect();
    ///
    /// assert_eq!(items[0], Element { path: "[\"apple\"]".into(), indices: vec![], value: &json!([1, true, "three"]), });
    /// ```
    pub fn include_array_parents(mut self) -> Self {
        self.skip_array_parents = Some(false);
        self
    }

    /// Builds a value Style with defaults for any value not specified or previously cleared out
    pub fn build(&self) -> Style<'a> {
        Style {
            object_key_prefix: self.object_key_prefix.unwrap_or("[\""),
            object_key_suffix: self.object_key_suffix.unwrap_or("\"]"),
            object_keys_in_path: self.object_keys_in_path.unwrap_or(true),
            skip_object_parents: self.skip_object_parents.unwrap_or(true),
            array_key_prefix: self.array_key_prefix.unwrap_or("["),
            array_key_suffix: self.array_key_suffix.unwrap_or("]"),
            array_keys_in_path: self.array_keys_in_path.unwrap_or(true),
            skip_array_parents: self.skip_array_parents.unwrap_or(true),
        }
    }
}