json-eval-rs 0.0.92

High-performance JSON Logic evaluator with schema validation and dependency tracking. Built on blazing-fast Rust engine.
Documentation 
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

/// Configuration options for RLogic engine
#[derive(Debug, Clone, Copy)]
pub struct RLogicConfig {
    /// Enable data mutation tracking (enabled by default, required for safety)
    /// All data mutations are gated through EvalData when enabled
    pub enable_tracking: bool,

    /// Safely ignore NaN errors in math operations (return 0 instead)
    pub safe_nan_handling: bool,

    /// Maximum recursion depth for evaluation
    pub recursion_limit: usize,

    /// Timezone offset in minutes from UTC
    pub timezone_offset: Option<i32>,
}

impl RLogicConfig {
    /// Create a new configuration with default settings
    pub fn new() -> Self {
        Self::default()
    }

    /// Performance-optimized config (tracking disabled, no NaN safety)
    pub fn performance() -> Self {
        Self {
            enable_tracking: false,
            safe_nan_handling: false,
            recursion_limit: 1000,
            timezone_offset: None,
        }
    }

    /// Safety-optimized config (all safety features enabled)
    pub fn safe() -> Self {
        Self {
            enable_tracking: true,
            safe_nan_handling: true,
            recursion_limit: 1000,
            timezone_offset: None,
        }
    }

    /// Minimal config (all features disabled for maximum speed)
    pub fn minimal() -> Self {
        Self {
            enable_tracking: false,
            safe_nan_handling: false,
            recursion_limit: 1000,
            timezone_offset: None,
        }
    }

    /// Builder pattern methods

    pub fn with_tracking(mut self, enable: bool) -> Self {
        self.enable_tracking = enable;
        self
    }

    pub fn with_safe_nan(mut self, enable: bool) -> Self {
        self.safe_nan_handling = enable;
        self
    }

    pub fn with_recursion_limit(mut self, limit: usize) -> Self {
        self.recursion_limit = limit;
        self
    }

    pub fn with_timezone_offset(mut self, offset: i32) -> Self {
        self.timezone_offset = Some(offset);
        self
    }
}

impl Default for RLogicConfig {
    fn default() -> Self {
        Self {
            enable_tracking: true,
            safe_nan_handling: false,
            recursion_limit: 1000,
            timezone_offset: None,
        }
    }
}